diff --git a/parser/lexer.go b/parser/lexer.go
index 2784883..244c307 100644
--- a/parser/lexer.go
+++ b/parser/lexer.go
@@ -58,6 +58,7 @@ var SYMBOL_TABLES = map[string]int{
 	"lvs_sync_daemon_interface":  LVS_SYNC_DAEMON_INTERFACE,
 	"virtual_router_id":          VIRTUAL_ROUTER_ID,
 	"nopreempt":                  NOPREEMPT,
+	"preempt_delay":              PREEMPT_DELAY,
 	"priority":                   PRIORITY,
 	"advert_int":                 ADVERT_INT,
 	"virtual_ipaddress":          VIRTUAL_IPADDRESS,
diff --git a/parser/parser.go b/parser/parser.go
index 4017723..c3a1d4f 100644
--- a/parser/parser.go
+++ b/parser/parser.go
@@ -54,116 +54,117 @@ const UNICAST_PEER = 57385
 const LVS_SYNC_DAEMON_INTERFACE = 57386
 const VIRTUAL_ROUTER_ID = 57387
 const NOPREEMPT = 57388
-const PRIORITY = 57389
-const ADVERT_INT = 57390
-const VIRTUAL_IPADDRESS = 57391
-const VIRTUAL_IPADDRESS_EXCLUDED = 57392
-const VIRTUAL_ROUTES = 57393
-const STATE = 57394
-const MASTER = 57395
-const BACKUP = 57396
-const GARP_MASTER_DELAY = 57397
-const SMTP_ALERT = 57398
-const AUTHENTICATION = 57399
-const AUTH_TYPE = 57400
-const AUTH_PASS = 57401
-const PASS = 57402
-const AH = 57403
-const LABEL = 57404
-const DEV = 57405
-const SCOPE = 57406
-const SITE = 57407
-const LINK = 57408
-const HOST = 57409
-const NOWHERE = 57410
-const GLOBAL = 57411
-const BRD = 57412
-const SRC = 57413
-const FROM = 57414
-const TO = 57415
-const VIA = 57416
-const GW = 57417
-const OR = 57418
-const TABLE = 57419
-const METRIC = 57420
-const TRACK_INTERFACE = 57421
-const TRACK_SCRIPT = 57422
-const DONT_TRACK_PRIMARY = 57423
-const NOTIFY_MASTER = 57424
-const NOTIFY_BACKUP = 57425
-const NOTIFY_FAULT = 57426
-const NOTIFY_STOP = 57427
-const NOTIFY = 57428
-const BLACKHOLE = 57429
-const VRRP_SCRIPT = 57430
-const SCRIPT = 57431
-const INTERVAL = 57432
-const TIMEOUT = 57433
-const WEIGHT = 57434
-const FALL = 57435
-const RISE = 57436
-const VIRTUAL_SERVER_GROUP = 57437
-const VIRTUAL_SERVER = 57438
-const DELAY_LOOP = 57439
-const LB_ALGO = 57440
-const LB_KIND = 57441
-const LVS_SCHED = 57442
-const LVS_METHOD = 57443
-const RR = 57444
-const WRR = 57445
-const LC = 57446
-const WLC = 57447
-const FO = 57448
-const OVF = 57449
-const LBLC = 57450
-const LBLCR = 57451
-const SH = 57452
-const DH = 57453
-const SED = 57454
-const NQ = 57455
-const NAT = 57456
-const DR = 57457
-const TUN = 57458
-const PERSISTENCE_TIMEOUT = 57459
-const PROTOCOL = 57460
-const TCP = 57461
-const UDP = 57462
-const SORRY_SERVER = 57463
-const REAL_SERVER = 57464
-const FWMARK = 57465
-const INHIBIT_ON_FAILURE = 57466
-const TCP_CHECK = 57467
-const HTTP_GET = 57468
-const SSL_GET = 57469
-const SMTP_CHECK = 57470
-const DNS_CHECK = 57471
-const MISC_CHECK = 57472
-const URL = 57473
-const PATH = 57474
-const DIGEST = 57475
-const STATUS_CODE = 57476
-const CONNECT_TIMEOUT = 57477
-const CONNECT_PORT = 57478
-const CONNECT_IP = 57479
-const BINDTO = 57480
-const BIND_PORT = 57481
-const RETRY = 57482
-const HELO_NAME = 57483
-const TYPE = 57484
-const NAME = 57485
-const MISC_PATH = 57486
-const MISC_TIMEOUT = 57487
-const WARMUP = 57488
-const MISC_DYNAMIC = 57489
-const NB_GET_RETRY = 57490
-const DELAY_BEFORE_RETRY = 57491
-const VIRTUALHOST = 57492
-const ALPHA = 57493
-const OMEGA = 57494
-const QUORUM = 57495
-const HYSTERESIS = 57496
-const QUORUM_UP = 57497
-const QUORUM_DOWN = 57498
+const PREEMPT_DELAY = 57389
+const PRIORITY = 57390
+const ADVERT_INT = 57391
+const VIRTUAL_IPADDRESS = 57392
+const VIRTUAL_IPADDRESS_EXCLUDED = 57393
+const VIRTUAL_ROUTES = 57394
+const STATE = 57395
+const MASTER = 57396
+const BACKUP = 57397
+const GARP_MASTER_DELAY = 57398
+const SMTP_ALERT = 57399
+const AUTHENTICATION = 57400
+const AUTH_TYPE = 57401
+const AUTH_PASS = 57402
+const PASS = 57403
+const AH = 57404
+const LABEL = 57405
+const DEV = 57406
+const SCOPE = 57407
+const SITE = 57408
+const LINK = 57409
+const HOST = 57410
+const NOWHERE = 57411
+const GLOBAL = 57412
+const BRD = 57413
+const SRC = 57414
+const FROM = 57415
+const TO = 57416
+const VIA = 57417
+const GW = 57418
+const OR = 57419
+const TABLE = 57420
+const METRIC = 57421
+const TRACK_INTERFACE = 57422
+const TRACK_SCRIPT = 57423
+const DONT_TRACK_PRIMARY = 57424
+const NOTIFY_MASTER = 57425
+const NOTIFY_BACKUP = 57426
+const NOTIFY_FAULT = 57427
+const NOTIFY_STOP = 57428
+const NOTIFY = 57429
+const BLACKHOLE = 57430
+const VRRP_SCRIPT = 57431
+const SCRIPT = 57432
+const INTERVAL = 57433
+const TIMEOUT = 57434
+const WEIGHT = 57435
+const FALL = 57436
+const RISE = 57437
+const VIRTUAL_SERVER_GROUP = 57438
+const VIRTUAL_SERVER = 57439
+const DELAY_LOOP = 57440
+const LB_ALGO = 57441
+const LB_KIND = 57442
+const LVS_SCHED = 57443
+const LVS_METHOD = 57444
+const RR = 57445
+const WRR = 57446
+const LC = 57447
+const WLC = 57448
+const FO = 57449
+const OVF = 57450
+const LBLC = 57451
+const LBLCR = 57452
+const SH = 57453
+const DH = 57454
+const SED = 57455
+const NQ = 57456
+const NAT = 57457
+const DR = 57458
+const TUN = 57459
+const PERSISTENCE_TIMEOUT = 57460
+const PROTOCOL = 57461
+const TCP = 57462
+const UDP = 57463
+const SORRY_SERVER = 57464
+const REAL_SERVER = 57465
+const FWMARK = 57466
+const INHIBIT_ON_FAILURE = 57467
+const TCP_CHECK = 57468
+const HTTP_GET = 57469
+const SSL_GET = 57470
+const SMTP_CHECK = 57471
+const DNS_CHECK = 57472
+const MISC_CHECK = 57473
+const URL = 57474
+const PATH = 57475
+const DIGEST = 57476
+const STATUS_CODE = 57477
+const CONNECT_TIMEOUT = 57478
+const CONNECT_PORT = 57479
+const CONNECT_IP = 57480
+const BINDTO = 57481
+const BIND_PORT = 57482
+const RETRY = 57483
+const HELO_NAME = 57484
+const TYPE = 57485
+const NAME = 57486
+const MISC_PATH = 57487
+const MISC_TIMEOUT = 57488
+const WARMUP = 57489
+const MISC_DYNAMIC = 57490
+const NB_GET_RETRY = 57491
+const DELAY_BEFORE_RETRY = 57492
+const VIRTUALHOST = 57493
+const ALPHA = 57494
+const OMEGA = 57495
+const QUORUM = 57496
+const HYSTERESIS = 57497
+const QUORUM_UP = 57498
+const QUORUM_DOWN = 57499
 
 var yyToknames = [...]string{
 	"$end",
@@ -212,6 +213,7 @@ var yyToknames = [...]string{
 	"LVS_SYNC_DAEMON_INTERFACE",
 	"VIRTUAL_ROUTER_ID",
 	"NOPREEMPT",
+	"PREEMPT_DELAY",
 	"PRIORITY",
 	"ADVERT_INT",
 	"VIRTUAL_IPADDRESS",
@@ -329,7 +331,7 @@ const yyEofCode = 1
 const yyErrCode = 2
 const yyInitialStackSize = 16
 
-//line parser/parser.go.y:380
+//line parser/parser.go.y:381
 
 //line yacctab:1
 var yyExca = [...]int{
@@ -337,143 +339,139 @@ var yyExca = [...]int{
 	1, -1,
 	-2, 0,
 	-1, 19,
-	14, 126,
-	-2, 296,
-	-1, 201,
-	15, 118,
-	-2, 119,
+	14, 127,
+	-2, 297,
+	-1, 202,
+	15, 119,
+	-2, 120,
 }
 
-const yyNprod = 309
 const yyPrivate = 57344
 
-var yyTokenNames []string
-var yyStates []string
-
-const yyLast = 556
+const yyLast = 558
 
 var yyAct = [...]int{
 
-	407, 487, 482, 63, 430, 419, 405, 396, 389, 368,
-	333, 329, 207, 325, 181, 312, 318, 310, 308, 30,
-	305, 182, 205, 33, 200, 277, 173, 54, 264, 183,
-	34, 35, 64, 59, 143, 398, 364, 392, 391, 399,
-	400, 217, 393, 432, 433, 434, 435, 135, 394, 95,
-	403, 395, 401, 402, 60, 331, 408, 54, 285, 286,
-	105, 484, 485, 486, 216, 115, 116, 215, 214, 118,
-	119, 120, 34, 35, 454, 203, 495, 127, 76, 77,
-	131, 133, 489, 74, 69, 68, 72, 476, 107, 202,
-	60, 426, 212, 61, 114, 62, 65, 66, 67, 70,
-	71, 418, 465, 425, 422, 421, 423, 424, 427, 73,
-	428, 429, 418, 417, 414, 413, 415, 416, 452, 184,
-	185, 186, 187, 188, 417, 414, 413, 415, 416, 410,
-	412, 370, 34, 35, 451, 409, 356, 357, 411, 189,
-	190, 332, 37, 191, 192, 278, 279, 280, 175, 176,
-	177, 178, 179, 180, 229, 230, 327, 328, 32, 130,
-	137, 126, 443, 371, 372, 373, 374, 375, 376, 377,
-	240, 241, 193, 194, 195, 196, 197, 198, 199, 226,
-	52, 87, 436, 388, 219, 379, 362, 204, 138, 34,
-	35, 317, 359, 354, 352, 287, 288, 261, 34, 35,
-	317, 253, 348, 445, 12, 202, 343, 341, 339, 299,
-	212, 294, 260, 60, 282, 252, 281, 262, 13, 14,
-	15, 16, 244, 17, 225, 218, 295, 493, 129, 300,
-	245, 34, 35, 64, 104, 309, 139, 140, 141, 113,
-	142, 316, 316, 313, 314, 103, 86, 31, 491, 387,
-	386, 315, 478, 321, 320, 492, 34, 35, 55, 479,
-	322, 324, 265, 266, 267, 268, 269, 270, 271, 272,
-	273, 274, 275, 276, 89, 385, 18, 108, 109, 110,
-	111, 112, 88, 20, 19, 69, 68, 72, 384, 383,
-	382, 366, 33, 365, 61, 246, 62, 65, 66, 67,
-	70, 71, 243, 239, 238, 237, 231, 220, 337, 85,
-	73, 57, 58, 309, 81, 316, 80, 79, 56, 347,
-	78, 25, 24, 316, 23, 22, 351, 340, 342, 344,
-	101, 96, 212, 34, 35, 320, 349, 475, 100, 353,
-	355, 358, 360, 34, 35, 363, 39, 40, 45, 46,
-	47, 48, 49, 50, 41, 42, 43, 44, 51, 208,
-	90, 209, 210, 34, 35, 213, 494, 211, 34, 35,
-	134, 34, 35, 132, 474, 234, 378, 233, 481, 380,
-	34, 35, 128, 34, 35, 117, 338, 123, 480, 124,
-	34, 35, 404, 458, 335, 350, 346, 345, 307, 437,
-	293, 292, 289, 254, 251, 444, 250, 249, 248, 247,
-	232, 228, 224, 453, 223, 222, 221, 459, 122, 461,
-	121, 106, 99, 98, 83, 467, 466, 469, 36, 28,
-	27, 26, 473, 472, 471, 470, 477, 468, 464, 463,
-	462, 460, 457, 456, 455, 450, 449, 448, 447, 446,
-	442, 441, 440, 439, 438, 488, 145, 146, 147, 148,
-	149, 150, 151, 152, 153, 154, 155, 156, 157, 158,
-	159, 160, 161, 381, 367, 162, 163, 164, 361, 336,
-	304, 303, 302, 301, 298, 297, 490, 296, 291, 488,
-	496, 290, 283, 263, 259, 258, 257, 256, 255, 165,
-	166, 167, 168, 169, 170, 171, 172, 242, 236, 235,
-	227, 125, 102, 97, 94, 93, 92, 91, 84, 82,
-	1, 53, 206, 21, 319, 311, 431, 420, 406, 483,
-	397, 390, 369, 284, 29, 201, 174, 334, 330, 326,
-	323, 144, 306, 136, 75, 38, 11, 10, 9, 8,
-	7, 6, 5, 4, 3, 2,
+	409, 489, 484, 63, 432, 421, 407, 398, 391, 370,
+	335, 331, 208, 327, 182, 314, 320, 312, 310, 30,
+	307, 183, 206, 33, 201, 279, 174, 54, 266, 184,
+	34, 35, 64, 400, 59, 410, 143, 401, 402, 287,
+	288, 394, 393, 486, 487, 488, 395, 135, 405, 95,
+	403, 404, 396, 366, 60, 397, 218, 54, 217, 216,
+	105, 434, 435, 436, 437, 115, 116, 34, 35, 118,
+	119, 120, 34, 35, 333, 204, 215, 127, 76, 77,
+	131, 133, 497, 107, 491, 69, 68, 72, 52, 203,
+	60, 420, 213, 32, 61, 114, 62, 65, 66, 67,
+	70, 71, 478, 419, 416, 415, 417, 418, 412, 414,
+	73, 74, 456, 428, 411, 358, 359, 413, 467, 454,
+	185, 186, 187, 188, 189, 427, 424, 423, 425, 426,
+	429, 372, 430, 431, 420, 280, 281, 282, 329, 330,
+	190, 191, 104, 12, 192, 193, 419, 416, 415, 417,
+	418, 242, 243, 453, 230, 231, 126, 13, 14, 15,
+	16, 334, 17, 373, 374, 375, 376, 377, 378, 379,
+	37, 137, 445, 194, 195, 196, 197, 198, 199, 200,
+	447, 227, 438, 31, 220, 390, 381, 130, 205, 176,
+	177, 178, 179, 180, 181, 364, 289, 290, 263, 138,
+	361, 356, 255, 354, 350, 345, 203, 343, 341, 87,
+	301, 213, 296, 262, 60, 284, 18, 283, 254, 264,
+	34, 35, 55, 20, 19, 226, 246, 297, 219, 129,
+	302, 34, 35, 64, 247, 389, 311, 113, 495, 103,
+	34, 35, 319, 318, 318, 86, 100, 388, 139, 140,
+	141, 387, 142, 34, 35, 319, 322, 108, 109, 110,
+	111, 112, 386, 326, 267, 268, 269, 270, 271, 272,
+	273, 274, 275, 276, 277, 278, 57, 58, 493, 385,
+	384, 89, 368, 56, 480, 494, 69, 68, 72, 88,
+	367, 481, 101, 248, 33, 61, 323, 62, 65, 66,
+	67, 70, 71, 324, 245, 241, 240, 239, 315, 316,
+	339, 73, 232, 221, 85, 311, 317, 318, 81, 80,
+	79, 349, 78, 25, 24, 318, 23, 22, 353, 342,
+	344, 346, 90, 96, 213, 34, 35, 322, 351, 477,
+	476, 355, 357, 360, 362, 34, 35, 365, 39, 40,
+	45, 46, 47, 48, 49, 50, 41, 42, 43, 44,
+	51, 209, 460, 210, 211, 34, 35, 214, 496, 212,
+	34, 35, 134, 34, 35, 132, 337, 235, 380, 234,
+	483, 382, 34, 35, 128, 34, 35, 117, 340, 123,
+	482, 124, 34, 35, 406, 352, 348, 347, 309, 295,
+	294, 439, 291, 256, 253, 252, 251, 446, 250, 249,
+	233, 229, 225, 224, 223, 455, 222, 122, 121, 461,
+	106, 463, 99, 98, 83, 36, 28, 469, 468, 471,
+	27, 26, 475, 474, 473, 472, 470, 466, 479, 465,
+	464, 462, 459, 458, 457, 452, 451, 450, 449, 448,
+	444, 443, 442, 441, 440, 383, 369, 490, 145, 146,
+	147, 148, 149, 150, 151, 152, 153, 154, 155, 156,
+	157, 158, 159, 160, 161, 162, 363, 338, 163, 164,
+	165, 306, 305, 304, 303, 300, 299, 298, 492, 293,
+	292, 490, 498, 285, 265, 261, 260, 259, 258, 257,
+	244, 238, 166, 167, 168, 169, 170, 171, 172, 173,
+	237, 236, 228, 125, 102, 97, 94, 93, 92, 91,
+	84, 82, 1, 53, 207, 21, 321, 313, 433, 422,
+	408, 485, 399, 392, 371, 286, 29, 202, 175, 336,
+	332, 328, 325, 144, 308, 136, 75, 38, 11, 10,
+	9, 8, 7, 6, 5, 4, 3, 2,
 }
 var yyPact = [...]int{
 
-	188, -1000, 188, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, 311, 310, 308, 307, 425, 424, 423, 124,
-	422, -1000, 329, 248, 223, 6, 306, 303, 302, 300,
-	-1000, 515, 418, 514, -1000, -1000, 295, 231, 329, 268,
-	353, 513, 512, 511, 510, 325, 509, 417, 416, 330,
-	321, 508, 230, 248, -1000, -1000, 335, 415, 212, 224,
-	223, 335, 375, -1000, -1000, 335, 335, 335, 414, 412,
-	383, 507, 212, 372, 213, 6, 363, 360, 154, 420,
-	59, 22, -1000, -1000, -1000, 64, -1000, -1000, 355, -1000,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	127, -1000, 127, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, 313, 312, 310, 309, 425, 424, 420, 59,
+	419, -1000, 331, 212, 223, 5, 308, 306, 305, 304,
+	-1000, 517, 418, 516, -1000, -1000, 300, 230, 331, 275,
+	325, 515, 514, 513, 512, 327, 511, 417, 416, 238,
+	283, 510, 224, 212, -1000, -1000, 337, 414, 191, 222,
+	223, 337, 377, -1000, -1000, 337, 337, 337, 412, 411,
+	385, 509, 191, 374, 214, 5, 365, 362, 165, 422,
+	99, 22, -1000, -1000, -1000, 64, -1000, -1000, 357, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -9, -10, -13, -36, 210, 154, -1000, 293, 410,
-	409, 408, 406, 209, 420, -1000, 506, -1000, -1000, 405,
-	335, 335, 292, 404, 371, -1000, 505, 504, 291, 290,
-	289, 117, 503, -1000, 288, 216, 281, -1000, 403, 402,
-	401, 400, 398, 200, 59, 397, 494, 493, 492, 491,
-	490, 197, 22, 223, 489, 160, 31, 160, 31, 488,
-	-61, 335, 335, 396, -1000, -1000, 487, 484, 395, 394,
-	196, 64, 483, 481, 480, 194, 355, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, 479, 478, 477, 476, -1000, -1000,
-	392, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, 335, -1000, -1000, -1000, -1000, -1000, 181, 190, 22,
-	-1000, -1000, -1000, 98, -1000, 49, 388, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -2, -19, -20, -22, 213, 165, -1000, 299, 410,
+	408, 407, 406, 210, 422, -1000, 508, -1000, -1000, 405,
+	337, 337, 298, 404, 373, -1000, 507, 506, 497, 293,
+	292, 291, 97, 496, -1000, 290, 220, 279, -1000, 403,
+	402, 400, 399, 398, 203, 99, 397, 495, 494, 493,
+	492, 491, 198, 22, 223, 490, 161, 20, 161, 20,
+	489, -81, 337, 337, 396, -1000, -1000, 486, 485, 394,
+	393, 197, 64, 483, 482, 481, 195, 357, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, 480, 479, 478, 477, -1000,
+	-1000, 392, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, 337, -1000, -1000, -1000, -1000, -1000, -1000, 245,
+	232, 22, -1000, -1000, -1000, 79, -1000, 68, 370, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000, 475, 382, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, 193, 392, -1000, 192, 335,
-	191, 181, -1000, 391, 390, 335, -1000, -1000, 187, 190,
-	-1000, 389, 335, 179, 22, 178, 98, 76, 355, 177,
-	49, -1000, 474, 171, 388, -56, -1000, 279, 277, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, 473,
+	384, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, -1000, 193, 392, -1000,
+	192, 337, 190, 245, -1000, 391, 390, 337, -1000, -1000,
+	189, 232, -1000, 389, 337, 188, 22, 186, 79, 54,
+	357, 185, 68, -1000, 472, 180, 370, -40, -1000, 276,
+	268, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, 452, 38, 38, -1000,
+	171, 38, 451, -1000, 266, 265, 248, 237, 233, 221,
+	170, -1000, -1000, -1000, -95, -99, -99, -33, -11, -84,
+	-1000, 167, -95, 450, 449, 448, 447, 446, 157, -99,
+	166, 445, 444, 443, 442, 441, 138, 104, -33, -1000,
+	98, 440, 439, 438, 356, 337, 437, 337, 436, 435,
+	433, 103, -11, 337, 432, 337, 431, 430, 429, 428,
+	334, 333, 87, -84, 278, 386, 376, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -90, -1000, -1000,
+	-1000, -1000, -1000, -1000, -1000, -1000, 10, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, 470, 39, 39, -1000, 170, 39,
-	469, -1000, 276, 275, 274, 261, 236, 235, 168, -1000,
-	-1000, -1000, -98, -96, -96, -11, -32, -101, -1000, 167,
-	-98, 450, 449, 448, 447, 446, 147, -96, 189, 445,
-	444, 443, 442, 441, 119, 103, -11, -1000, 60, 440,
-	439, 438, 387, 335, 437, 335, 436, 435, 434, 87,
-	-32, 335, 433, 335, 431, 430, 429, 428, 368, 331,
-	72, -101, 246, 384, 374, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, -71, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -22, -1000, -1000, -1000, -1000, -1000,
 	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
-	-1000, -1000, 67, -71, 242, 215, 362, 61, -22, -1000,
-	-1000, -1000, -1000, -1000, -1000, -1000, -1000,
+	-1000, -1000, -1000, -1000, 69, -90, 272, 226, 364, 67,
+	10, -1000, -1000, -1000, -1000, -1000, -1000, -1000, -1000,
 }
 var yyPgo = [...]int{
 
-	0, 520, 555, 554, 553, 552, 551, 550, 549, 548,
-	547, 546, 142, 545, 22, 3, 180, 33, 83, 544,
-	47, 543, 20, 542, 34, 541, 18, 17, 16, 540,
-	13, 11, 10, 539, 12, 538, 537, 26, 536, 21,
-	14, 29, 24, 535, 534, 19, 28, 25, 533, 9,
-	532, 8, 7, 6, 5, 4, 531, 530, 2, 529,
-	528, 0, 1, 527, 526, 525, 524, 15, 522, 521,
-	88,
+	0, 522, 557, 556, 555, 554, 553, 552, 551, 550,
+	549, 548, 170, 547, 22, 3, 88, 34, 111, 546,
+	47, 545, 20, 544, 36, 543, 18, 17, 16, 542,
+	13, 11, 10, 541, 12, 540, 539, 26, 538, 21,
+	14, 29, 24, 537, 536, 19, 28, 25, 535, 9,
+	534, 8, 7, 6, 5, 4, 533, 532, 2, 531,
+	530, 0, 1, 529, 528, 527, 526, 15, 524, 523,
+	83,
 }
 var yyR1 = [...]int{
 
@@ -485,29 +483,29 @@ var yyR1 = [...]int{
 	8, 24, 24, 25, 25, 25, 25, 25, 25, 25,
 	25, 25, 25, 25, 25, 25, 25, 25, 25, 25,
 	25, 25, 25, 25, 25, 25, 25, 25, 25, 25,
-	25, 25, 25, 25, 25, 30, 30, 33, 33, 33,
-	33, 31, 31, 35, 35, 26, 26, 32, 32, 36,
-	36, 36, 9, 37, 37, 38, 38, 38, 38, 38,
-	38, 38, 29, 29, 39, 39, 11, 42, 42, 43,
-	43, 43, 43, 10, 40, 40, 44, 44, 44, 44,
-	39, 39, 39, 39, 39, 39, 39, 39, 39, 39,
-	39, 39, 39, 39, 39, 39, 39, 39, 49, 49,
-	50, 50, 50, 50, 50, 50, 50, 50, 50, 51,
-	51, 56, 56, 56, 56, 56, 56, 52, 52, 57,
-	57, 57, 57, 57, 57, 57, 58, 58, 59, 59,
-	59, 59, 59, 53, 53, 60, 60, 60, 60, 60,
-	60, 60, 62, 62, 61, 61, 61, 61, 61, 61,
-	61, 54, 54, 63, 63, 63, 63, 63, 63, 63,
-	63, 63, 63, 55, 55, 64, 64, 64, 64, 64,
-	64, 46, 46, 46, 46, 46, 46, 46, 46, 46,
-	46, 46, 46, 46, 47, 47, 47, 47, 48, 48,
-	48, 27, 27, 28, 28, 65, 65, 65, 65, 66,
-	66, 66, 14, 14, 68, 16, 16, 69, 69, 69,
-	69, 69, 69, 17, 17, 41, 41, 41, 41, 41,
+	25, 25, 25, 25, 25, 25, 30, 30, 33, 33,
+	33, 33, 31, 31, 35, 35, 26, 26, 32, 32,
+	36, 36, 36, 9, 37, 37, 38, 38, 38, 38,
+	38, 38, 38, 29, 29, 39, 39, 11, 42, 42,
+	43, 43, 43, 43, 10, 40, 40, 44, 44, 44,
+	44, 39, 39, 39, 39, 39, 39, 39, 39, 39,
+	39, 39, 39, 39, 39, 39, 39, 39, 39, 49,
+	49, 50, 50, 50, 50, 50, 50, 50, 50, 50,
+	51, 51, 56, 56, 56, 56, 56, 56, 52, 52,
+	57, 57, 57, 57, 57, 57, 57, 58, 58, 59,
+	59, 59, 59, 59, 53, 53, 60, 60, 60, 60,
+	60, 60, 60, 62, 62, 61, 61, 61, 61, 61,
+	61, 61, 54, 54, 63, 63, 63, 63, 63, 63,
+	63, 63, 63, 63, 55, 55, 64, 64, 64, 64,
+	64, 64, 46, 46, 46, 46, 46, 46, 46, 46,
+	46, 46, 46, 46, 46, 47, 47, 47, 47, 48,
+	48, 48, 27, 27, 28, 28, 65, 65, 65, 65,
+	66, 66, 66, 14, 14, 68, 16, 16, 69, 69,
+	69, 69, 69, 69, 17, 17, 41, 41, 41, 41,
 	41, 41, 41, 41, 41, 41, 41, 41, 41, 41,
-	41, 41, 19, 19, 19, 19, 19, 70, 70, 70,
-	70, 70, 70, 67, 67, 67, 15, 15, 15, 45,
-	45, 45, 34, 34, 34, 34, 34, 34, 34,
+	41, 41, 41, 19, 19, 19, 19, 19, 70, 70,
+	70, 70, 70, 70, 67, 67, 67, 15, 15, 15,
+	45, 45, 45, 34, 34, 34, 34, 34, 34, 34,
 }
 var yyR2 = [...]int{
 
@@ -517,137 +515,137 @@ var yyR2 = [...]int{
 	2, 2, 4, 4, 4, 2, 1, 5, 2, 1,
 	0, 1, 4, 2, 2, 2, 2, 2, 1, 1,
 	5, 2, 1, 0, 1, 2, 1, 1, 2, 2,
-	2, 4, 2, 2, 2, 1, 2, 2, 4, 4,
-	4, 2, 2, 2, 1, 4, 2, 4, 4, 1,
-	2, 2, 2, 2, 2, 2, 1, 0, 2, 2,
-	2, 2, 1, 1, 2, 2, 1, 2, 1, 0,
-	1, 3, 5, 2, 1, 0, 2, 2, 2, 2,
-	2, 2, 2, 1, 2, 1, 5, 2, 1, 0,
-	2, 2, 2, 5, 2, 1, 0, 1, 2, 2,
-	0, 2, 2, 2, 2, 2, 2, 2, 3, 6,
-	6, 2, 1, 1, 2, 2, 2, 2, 2, 1,
-	0, 2, 1, 4, 4, 4, 4, 4, 4, 2,
-	1, 0, 2, 2, 2, 2, 2, 2, 1, 0,
-	4, 2, 2, 2, 2, 2, 2, 1, 0, 2,
-	2, 2, 2, 2, 1, 0, 1, 4, 2, 2,
-	2, 2, 2, 1, 0, 2, 2, 2, 2, 2,
-	2, 2, 1, 0, 2, 2, 2, 2, 2, 2,
+	2, 4, 2, 2, 2, 1, 2, 2, 2, 4,
+	4, 4, 2, 2, 2, 1, 4, 2, 4, 4,
+	1, 2, 2, 2, 2, 2, 2, 1, 0, 2,
+	2, 2, 2, 1, 1, 2, 2, 1, 2, 1,
+	0, 1, 3, 5, 2, 1, 0, 2, 2, 2,
+	2, 2, 2, 2, 1, 2, 1, 5, 2, 1,
+	0, 2, 2, 2, 5, 2, 1, 0, 1, 2,
+	2, 0, 2, 2, 2, 2, 2, 2, 2, 3,
+	6, 6, 2, 1, 1, 2, 2, 2, 2, 2,
+	1, 0, 2, 1, 4, 4, 4, 4, 4, 4,
+	2, 1, 0, 2, 2, 2, 2, 2, 2, 1,
+	0, 4, 2, 2, 2, 2, 2, 2, 1, 0,
+	2, 2, 2, 2, 2, 1, 0, 1, 4, 2,
 	2, 2, 2, 2, 1, 0, 2, 2, 2, 2,
-	1, 0, 1, 1, 1, 1, 1, 1, 1, 1,
-	1, 1, 1, 1, 0, 1, 1, 1, 0, 1,
-	1, 2, 1, 2, 1, 1, 2, 2, 2, 1,
-	2, 2, 2, 1, 1, 2, 1, 0, 1, 1,
-	2, 2, 2, 2, 1, 0, 2, 2, 2, 1,
-	1, 2, 2, 2, 2, 2, 2, 2, 2, 2,
-	2, 2, 0, 4, 4, 4, 4, 0, 1, 1,
-	1, 1, 1, 0, 1, 1, 0, 1, 1, 0,
-	1, 2, 0, 1, 1, 1, 1, 1, 1,
+	2, 2, 2, 1, 0, 2, 2, 2, 2, 2,
+	2, 2, 2, 2, 2, 1, 0, 2, 2, 2,
+	2, 1, 0, 1, 1, 1, 1, 1, 1, 1,
+	1, 1, 1, 1, 1, 0, 1, 1, 1, 0,
+	1, 1, 2, 1, 2, 1, 1, 2, 2, 2,
+	1, 2, 2, 2, 1, 1, 2, 1, 0, 1,
+	1, 2, 2, 2, 2, 1, 0, 2, 2, 2,
+	1, 1, 2, 2, 2, 2, 2, 2, 2, 2,
+	2, 2, 2, 0, 4, 4, 4, 4, 0, 1,
+	1, 1, 1, 1, 0, 1, 1, 0, 1, 1,
+	0, 1, 2, 0, 1, 1, 1, 1, 1, 1,
 }
 var yyChk = [...]int{
 
 	-1000, -1, -2, -3, -4, -5, -6, -7, -8, -9,
-	-10, -11, 16, 30, 31, 32, 33, 35, 88, 96,
-	95, -1, 14, 14, 14, 14, 6, 6, 6, -44,
-	-45, 123, 34, -15, 8, 9, 6, -12, -13, 17,
+	-10, -11, 16, 30, 31, 32, 33, 35, 89, 97,
+	96, -1, 14, 14, 14, 14, 6, 6, 6, -44,
+	-45, 124, 34, -15, 8, 9, 6, -12, -13, 17,
 	18, 25, 26, 27, 28, 19, 20, 21, 22, 23,
-	24, 29, -16, -69, -15, 10, 70, 63, 64, -17,
-	-41, 71, 73, -15, 10, 74, 75, 76, 63, 62,
-	77, 78, 64, 87, -18, -19, 72, 73, 14, 14,
+	24, 29, -16, -69, -15, 10, 71, 64, 65, -17,
+	-41, 72, 74, -15, 10, 75, 76, 77, 64, 63,
+	78, 79, 65, 88, -18, -19, 73, 74, 14, 14,
 	14, 14, 4, 6, 4, 14, 15, -12, 14, 6,
 	7, 4, 4, 4, 4, -15, 6, 4, 6, 6,
-	8, 9, 4, 15, -16, -15, 6, -70, 65, 66,
-	67, 68, 69, 15, -17, -15, -15, 10, -15, -15,
+	8, 9, 4, 15, -16, -15, 6, -70, 66, 67,
+	68, 69, 70, 15, -17, -15, -15, 10, -15, -15,
 	-15, 6, 6, 4, 6, 4, -70, -15, 10, 15,
-	-18, -15, 10, -15, 10, -20, -21, 6, 34, 82,
-	83, 84, 86, -24, -25, 36, 37, 38, 39, 40,
+	-18, -15, 10, -15, 10, -20, -21, 6, 34, 83,
+	84, 85, 87, -24, -25, 36, 37, 38, 39, 40,
 	41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
-	51, 52, 55, 56, 57, 79, 80, 81, 82, 83,
-	84, 85, 86, -37, -38, 89, 90, 91, 92, 93,
-	94, -40, -39, -41, 97, 98, 99, 100, 101, 117,
-	118, 121, 122, 150, 151, 152, 153, 154, 155, 156,
-	-42, -43, -15, 11, 123, -14, -68, -34, 4, 6,
-	7, 12, -15, 10, 77, 77, 77, 77, 15, -20,
-	14, 6, 6, 6, 6, 15, -24, 4, 6, -15,
-	-15, 14, 6, 6, 4, 4, 4, 14, 14, 14,
-	53, 54, 4, 14, 6, 14, 14, 6, 6, 6,
-	6, 6, 15, -37, 6, 4, 4, 4, 4, 4,
-	15, -40, -17, 4, -46, 102, 103, 104, 105, 106,
-	107, 108, 109, 110, 111, 112, 113, -47, 114, 115,
-	116, -46, -47, 4, -48, 119, 120, -15, -15, 6,
-	4, 4, 6, 6, 15, -42, 4, 4, 4, 15,
-	-14, 4, 4, 4, 4, -22, -23, 6, -26, -15,
-	-27, -65, -67, 62, 63, 70, -15, 10, -28, -66,
-	-67, 63, 70, -29, -39, -30, -33, 58, 59, -31,
-	-35, 6, 92, -32, -36, 6, 4, -45, 4, 15,
-	-22, 15, -26, 15, -27, 6, 6, -15, 15, -28,
-	6, -15, 15, -40, 15, -30, 60, 61, -34, 15,
-	-31, 4, 15, -32, 92, 14, 14, 4, -49, -50,
-	92, 124, 125, 126, 127, 128, 129, 130, -49, 15,
-	-49, 4, 14, 14, 14, 14, 14, 14, 15, -51,
-	-56, 136, 135, 140, 146, 149, -52, -57, 131, 135,
-	136, 148, 149, 146, -52, -53, -60, -61, 67, 146,
-	140, 149, 141, 137, 136, 138, 139, 135, 123, -54,
-	-63, 137, 136, 138, 139, 135, 123, 140, 142, 143,
-	-55, -64, 144, 145, 146, 147, 15, -51, 4, 4,
-	4, 4, 4, 15, -52, 14, 4, 4, 4, 4,
-	4, 15, 15, -53, 14, 4, 4, 4, 6, -15,
-	4, -15, 4, 4, 4, 15, -54, -15, 4, -15,
-	4, 4, 4, 4, 6, 6, 15, -55, 6, 13,
-	4, 4, -58, -59, 132, 133, 134, -62, -61, 15,
-	-58, 6, 13, 12, 4, 15, -62,
+	51, 52, 53, 56, 57, 58, 80, 81, 82, 83,
+	84, 85, 86, 87, -37, -38, 90, 91, 92, 93,
+	94, 95, -40, -39, -41, 98, 99, 100, 101, 102,
+	118, 119, 122, 123, 151, 152, 153, 154, 155, 156,
+	157, -42, -43, -15, 11, 124, -14, -68, -34, 4,
+	6, 7, 12, -15, 10, 78, 78, 78, 78, 15,
+	-20, 14, 6, 6, 6, 6, 15, -24, 4, 6,
+	-15, -15, 14, 6, 6, 4, 4, 4, 4, 14,
+	14, 14, 54, 55, 4, 14, 6, 14, 14, 6,
+	6, 6, 6, 6, 15, -37, 6, 4, 4, 4,
+	4, 4, 15, -40, -17, 4, -46, 103, 104, 105,
+	106, 107, 108, 109, 110, 111, 112, 113, 114, -47,
+	115, 116, 117, -46, -47, 4, -48, 120, 121, -15,
+	-15, 6, 4, 4, 6, 6, 15, -42, 4, 4,
+	4, 15, -14, 4, 4, 4, 4, -22, -23, 6,
+	-26, -15, -27, -65, -67, 63, 64, 71, -15, 10,
+	-28, -66, -67, 64, 71, -29, -39, -30, -33, 59,
+	60, -31, -35, 6, 93, -32, -36, 6, 4, -45,
+	4, 15, -22, 15, -26, 15, -27, 6, 6, -15,
+	15, -28, 6, -15, 15, -40, 15, -30, 61, 62,
+	-34, 15, -31, 4, 15, -32, 93, 14, 14, 4,
+	-49, -50, 93, 125, 126, 127, 128, 129, 130, 131,
+	-49, 15, -49, 4, 14, 14, 14, 14, 14, 14,
+	15, -51, -56, 137, 136, 141, 147, 150, -52, -57,
+	132, 136, 137, 149, 150, 147, -52, -53, -60, -61,
+	68, 147, 141, 150, 142, 138, 137, 139, 140, 136,
+	124, -54, -63, 138, 137, 139, 140, 136, 124, 141,
+	143, 144, -55, -64, 145, 146, 147, 148, 15, -51,
+	4, 4, 4, 4, 4, 15, -52, 14, 4, 4,
+	4, 4, 4, 15, 15, -53, 14, 4, 4, 4,
+	6, -15, 4, -15, 4, 4, 4, 15, -54, -15,
+	4, -15, 4, 4, 4, 4, 6, 6, 15, -55,
+	6, 13, 4, 4, -58, -59, 133, 134, 135, -62,
+	-61, 15, -58, 6, 13, 12, 4, 15, -62,
 }
 var yyDef = [...]int{
 
 	3, -2, 2, 4, 5, 6, 7, 8, 9, 10,
 	11, 12, 0, 0, 0, 0, 0, 0, 0, -2,
-	0, 1, 16, 257, 265, 282, 0, 0, 0, 0,
-	127, 0, 0, 300, 297, 298, 0, 0, 15, 0,
-	0, 0, 0, 0, 0, 296, 0, 0, 0, 0,
-	0, 0, 0, 256, 258, 259, 296, 0, 287, 0,
-	264, 296, 296, 269, 270, 296, 296, 296, 0, 0,
-	0, 0, 287, 296, 0, 36, 296, 296, 40, 53,
-	105, 130, 128, 129, 301, 119, 13, 14, 296, 18,
+	0, 1, 16, 258, 266, 283, 0, 0, 0, 0,
+	128, 0, 0, 301, 298, 299, 0, 0, 15, 0,
+	0, 0, 0, 0, 0, 297, 0, 0, 0, 0,
+	0, 0, 0, 257, 259, 260, 297, 0, 288, 0,
+	265, 297, 297, 270, 271, 297, 297, 297, 0, 0,
+	0, 0, 288, 297, 0, 36, 297, 297, 40, 53,
+	106, 131, 129, 130, 302, 120, 13, 14, 297, 18,
 	19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
-	29, 30, 31, 32, 255, 260, 261, 262, 288, 289,
-	290, 291, 292, 33, 263, 266, 267, 268, 271, 272,
-	273, 274, 275, 276, 277, 278, 279, 280, 281, 34,
+	29, 30, 31, 32, 256, 261, 262, 263, 289, 290,
+	291, 292, 293, 33, 264, 267, 268, 269, 272, 273,
+	274, 275, 276, 277, 278, 279, 280, 281, 282, 34,
 	35, 0, 0, 0, 0, 0, 39, 41, 0, 0,
 	0, 0, 0, 0, 52, 54, 0, 56, 57, 0,
-	296, 296, 0, 0, 0, 65, 0, 0, 0, 0,
-	0, 0, 0, 74, 0, 0, 0, 79, 0, 0,
-	0, 0, 0, 0, 104, 0, 0, 0, 0, 0,
-	0, 0, 125, 115, 0, 221, 234, 221, 234, 0,
-	238, 296, 296, 0, 142, 143, 0, 0, 0, 0,
-	0, -2, 0, 0, 0, 0, 253, 254, 303, 304,
-	305, 306, 307, 308, 0, 0, 0, 0, 37, 38,
-	0, 43, 44, 45, 46, 50, 51, 55, 58, 59,
-	60, 296, 62, 63, 64, 66, 67, 293, 293, 130,
-	71, 72, 73, 87, 76, 0, 99, 80, 81, 82,
-	83, 84, 102, 103, 106, 107, 108, 109, 110, 111,
-	123, 124, 114, 131, 132, 222, 223, 224, 225, 226,
-	227, 228, 229, 230, 231, 232, 233, 133, 235, 236,
-	237, 134, 135, 136, 137, 239, 240, 0, 296, 141,
-	144, 145, 146, 147, 116, 117, 120, 121, 122, 17,
-	252, 283, 285, 284, 286, 0, 48, 49, 0, 96,
-	0, 242, 245, 0, 0, 296, 294, 295, 0, 244,
-	249, 0, 296, 0, 113, 0, 86, 0, 296, 0,
-	92, 93, 0, 0, 98, 100, 138, 0, 0, 42,
-	47, 61, 95, 68, 241, 246, 247, 248, 69, 243,
-	250, 251, 70, 112, 75, 85, 88, 89, 90, 77,
-	91, 94, 78, 97, 0, 150, 150, 101, 0, 149,
-	0, 152, 0, 0, 0, 0, 0, 0, 0, 139,
-	148, 151, 161, 169, 169, 185, 203, 215, 140, 0,
-	160, 0, 0, 0, 0, 0, 0, 168, 0, 0,
-	0, 0, 0, 0, 0, 0, 184, 186, 0, 0,
-	0, 0, 0, 296, 0, 296, 0, 0, 0, 0,
-	202, 296, 0, 296, 0, 0, 0, 0, 0, 0,
-	0, 214, 0, 0, 0, 220, 153, 159, 162, 163,
-	164, 165, 166, 154, 167, 178, 171, 172, 173, 174,
-	175, 155, 156, 183, 194, 188, 189, 190, 191, 195,
-	196, 197, 198, 199, 200, 157, 201, 204, 205, 206,
-	207, 208, 209, 210, 211, 212, 158, 213, 216, 217,
-	218, 219, 0, 177, 0, 0, 0, 0, 193, 170,
-	176, 179, 180, 181, 182, 187, 192,
+	297, 297, 0, 0, 0, 65, 0, 0, 0, 0,
+	0, 0, 0, 0, 75, 0, 0, 0, 80, 0,
+	0, 0, 0, 0, 0, 105, 0, 0, 0, 0,
+	0, 0, 0, 126, 116, 0, 222, 235, 222, 235,
+	0, 239, 297, 297, 0, 143, 144, 0, 0, 0,
+	0, 0, -2, 0, 0, 0, 0, 254, 255, 304,
+	305, 306, 307, 308, 309, 0, 0, 0, 0, 37,
+	38, 0, 43, 44, 45, 46, 50, 51, 55, 58,
+	59, 60, 297, 62, 63, 64, 66, 67, 68, 294,
+	294, 131, 72, 73, 74, 88, 77, 0, 100, 81,
+	82, 83, 84, 85, 103, 104, 107, 108, 109, 110,
+	111, 112, 124, 125, 115, 132, 133, 223, 224, 225,
+	226, 227, 228, 229, 230, 231, 232, 233, 234, 134,
+	236, 237, 238, 135, 136, 137, 138, 240, 241, 0,
+	297, 142, 145, 146, 147, 148, 117, 118, 121, 122,
+	123, 17, 253, 284, 286, 285, 287, 0, 48, 49,
+	0, 97, 0, 243, 246, 0, 0, 297, 295, 296,
+	0, 245, 250, 0, 297, 0, 114, 0, 87, 0,
+	297, 0, 93, 94, 0, 0, 99, 101, 139, 0,
+	0, 42, 47, 61, 96, 69, 242, 247, 248, 249,
+	70, 244, 251, 252, 71, 113, 76, 86, 89, 90,
+	91, 78, 92, 95, 79, 98, 0, 151, 151, 102,
+	0, 150, 0, 153, 0, 0, 0, 0, 0, 0,
+	0, 140, 149, 152, 162, 170, 170, 186, 204, 216,
+	141, 0, 161, 0, 0, 0, 0, 0, 0, 169,
+	0, 0, 0, 0, 0, 0, 0, 0, 185, 187,
+	0, 0, 0, 0, 0, 297, 0, 297, 0, 0,
+	0, 0, 203, 297, 0, 297, 0, 0, 0, 0,
+	0, 0, 0, 215, 0, 0, 0, 221, 154, 160,
+	163, 164, 165, 166, 167, 155, 168, 179, 172, 173,
+	174, 175, 176, 156, 157, 184, 195, 189, 190, 191,
+	192, 196, 197, 198, 199, 200, 201, 158, 202, 205,
+	206, 207, 208, 209, 210, 211, 212, 213, 159, 214,
+	217, 218, 219, 220, 0, 178, 0, 0, 0, 0,
+	194, 171, 177, 180, 181, 182, 183, 188, 193,
 }
 var yyTok1 = [...]int{
 
@@ -670,7 +668,7 @@ var yyTok2 = [...]int{
 	122, 123, 124, 125, 126, 127, 128, 129, 130, 131,
 	132, 133, 134, 135, 136, 137, 138, 139, 140, 141,
 	142, 143, 144, 145, 146, 147, 148, 149, 150, 151,
-	152, 153, 154, 155, 156,
+	152, 153, 154, 155, 156, 157,
 }
 var yyTok3 = [...]int{
 	0,
@@ -1253,9 +1251,9 @@ yydefault:
 		//line parser/parser.go.y:105
 		{
 		}
-	case 71:
+	case 68:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line parser/parser.go.y:109
+		//line parser/parser.go.y:106
 		{
 		}
 	case 72:
@@ -1269,22 +1267,22 @@ yydefault:
 		{
 		}
 	case 74:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.go.y:112
 		{
 		}
 	case 75:
-		yyDollar = yyS[yypt-4 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:113
 		{
 		}
 	case 76:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-4 : yypt+1]
 		//line parser/parser.go.y:114
 		{
 		}
 	case 77:
-		yyDollar = yyS[yypt-4 : yypt+1]
+		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.go.y:115
 		{
 		}
@@ -1294,12 +1292,12 @@ yydefault:
 		{
 		}
 	case 79:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-4 : yypt+1]
 		//line parser/parser.go.y:117
 		{
 		}
 	case 80:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:118
 		{
 		}
@@ -1323,13 +1321,13 @@ yydefault:
 		//line parser/parser.go.y:122
 		{
 		}
-	case 87:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:126
+	case 85:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:123
 		{
 		}
 	case 88:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:127
 		{
 		}
@@ -1343,33 +1341,33 @@ yydefault:
 		//line parser/parser.go.y:129
 		{
 		}
-	case 94:
+	case 91:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line parser/parser.go.y:134
+		//line parser/parser.go.y:130
 		{
 		}
-	case 99:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:140
+	case 95:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:135
 		{
 		}
 	case 100:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:141
 		{
 		}
 	case 101:
-		yyDollar = yyS[yypt-3 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:142
 		{
 		}
-	case 105:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:148
+	case 102:
+		yyDollar = yyS[yypt-3 : yypt+1]
+		//line parser/parser.go.y:143
 		{
 		}
 	case 106:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:149
 		{
 		}
@@ -1398,13 +1396,13 @@ yydefault:
 		//line parser/parser.go.y:154
 		{
 		}
-	case 119:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:164
+	case 112:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:155
 		{
 		}
 	case 120:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:165
 		{
 		}
@@ -1418,9 +1416,9 @@ yydefault:
 		//line parser/parser.go.y:167
 		{
 		}
-	case 128:
+	case 123:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line parser/parser.go.y:175
+		//line parser/parser.go.y:168
 		{
 		}
 	case 129:
@@ -1429,12 +1427,12 @@ yydefault:
 		{
 		}
 	case 130:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:178
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:177
 		{
 		}
 	case 131:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:179
 		{
 		}
@@ -1469,18 +1467,18 @@ yydefault:
 		{
 		}
 	case 138:
-		yyDollar = yyS[yypt-3 : yypt+1]
+		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.go.y:186
 		{
 		}
-	case 141:
-		yyDollar = yyS[yypt-2 : yypt+1]
-		//line parser/parser.go.y:189
+	case 139:
+		yyDollar = yyS[yypt-3 : yypt+1]
+		//line parser/parser.go.y:187
 		{
 		}
-	case 144:
+	case 142:
 		yyDollar = yyS[yypt-2 : yypt+1]
-		//line parser/parser.go.y:192
+		//line parser/parser.go.y:190
 		{
 		}
 	case 145:
@@ -1498,28 +1496,28 @@ yydefault:
 		//line parser/parser.go.y:195
 		{
 		}
-	case 149:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:197
+	case 148:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:196
 		{
 		}
 	case 150:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:199
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:198
 		{
 		}
 	case 151:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:200
 		{
 		}
 	case 152:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.go.y:201
 		{
 		}
 	case 153:
-		yyDollar = yyS[yypt-4 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:202
 		{
 		}
@@ -1548,18 +1546,18 @@ yydefault:
 		//line parser/parser.go.y:207
 		{
 		}
-	case 160:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:209
+	case 159:
+		yyDollar = yyS[yypt-4 : yypt+1]
+		//line parser/parser.go.y:208
 		{
 		}
 	case 161:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:211
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:210
 		{
 		}
 	case 162:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:212
 		{
 		}
@@ -1583,23 +1581,23 @@ yydefault:
 		//line parser/parser.go.y:216
 		{
 		}
-	case 168:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:218
+	case 167:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:217
 		{
 		}
 	case 169:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:220
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:219
 		{
 		}
 	case 170:
-		yyDollar = yyS[yypt-4 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:221
 		{
 		}
 	case 171:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-4 : yypt+1]
 		//line parser/parser.go.y:222
 		{
 		}
@@ -1623,18 +1621,18 @@ yydefault:
 		//line parser/parser.go.y:226
 		{
 		}
-	case 177:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:228
+	case 176:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:227
 		{
 		}
 	case 178:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:230
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:229
 		{
 		}
 	case 179:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:231
 		{
 		}
@@ -1653,33 +1651,33 @@ yydefault:
 		//line parser/parser.go.y:234
 		{
 		}
-	case 184:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:236
+	case 183:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:235
 		{
 		}
 	case 185:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:238
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:237
 		{
 		}
 	case 186:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:239
 		{
 		}
-	case 193:
+	case 187:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:246
+		//line parser/parser.go.y:240
 		{
 		}
 	case 194:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:248
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:247
 		{
 		}
 	case 195:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:249
 		{
 		}
@@ -1708,18 +1706,18 @@ yydefault:
 		//line parser/parser.go.y:254
 		{
 		}
-	case 202:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:256
+	case 201:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:255
 		{
 		}
 	case 203:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:258
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:257
 		{
 		}
 	case 204:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:259
 		{
 		}
@@ -1763,18 +1761,18 @@ yydefault:
 		//line parser/parser.go.y:267
 		{
 		}
-	case 214:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:269
+	case 213:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:268
 		{
 		}
 	case 215:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:271
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:270
 		{
 		}
 	case 216:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:272
 		{
 		}
@@ -1794,17 +1792,17 @@ yydefault:
 		{
 		}
 	case 220:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-2 : yypt+1]
 		//line parser/parser.go.y:276
 		{
 		}
 	case 221:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:278
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:277
 		{
 		}
 	case 222:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:279
 		{
 		}
@@ -1864,12 +1862,12 @@ yydefault:
 		{
 		}
 	case 234:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:292
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:291
 		{
 		}
 	case 235:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:293
 		{
 		}
@@ -1884,12 +1882,12 @@ yydefault:
 		{
 		}
 	case 238:
-		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:297
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:296
 		{
 		}
 	case 239:
-		yyDollar = yyS[yypt-1 : yypt+1]
+		yyDollar = yyS[yypt-0 : yypt+1]
 		//line parser/parser.go.y:298
 		{
 		}
@@ -1898,23 +1896,23 @@ yydefault:
 		//line parser/parser.go.y:299
 		{
 		}
-	case 242:
+	case 241:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:301
+		//line parser/parser.go.y:300
 		{
 		}
-	case 244:
+	case 243:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:303
+		//line parser/parser.go.y:302
 		{
 		}
 	case 245:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:305
+		//line parser/parser.go.y:304
 		{
 		}
 	case 246:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:306
 		{
 		}
@@ -1929,12 +1927,12 @@ yydefault:
 		{
 		}
 	case 249:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:310
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:309
 		{
 		}
 	case 250:
-		yyDollar = yyS[yypt-2 : yypt+1]
+		yyDollar = yyS[yypt-1 : yypt+1]
 		//line parser/parser.go.y:311
 		{
 		}
@@ -1943,54 +1941,59 @@ yydefault:
 		//line parser/parser.go.y:312
 		{
 		}
-	case 253:
-		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:314
+	case 252:
+		yyDollar = yyS[yypt-2 : yypt+1]
+		//line parser/parser.go.y:313
 		{
 		}
 	case 254:
 		yyDollar = yyS[yypt-1 : yypt+1]
-		//line parser/parser.go.y:316
+		//line parser/parser.go.y:315
+		{
+		}
+	case 255:
+		yyDollar = yyS[yypt-1 : yypt+1]
+		//line parser/parser.go.y:317
 		{
 		}
-	case 257:
+	case 258:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:320
+		//line parser/parser.go.y:321
 		{
 		}
-	case 265:
+	case 266:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:329
+		//line parser/parser.go.y:330
 		{
 		}
-	case 282:
+	case 283:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:347
+		//line parser/parser.go.y:348
 		{
 		}
-	case 287:
+	case 288:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:353
+		//line parser/parser.go.y:354
 		{
 		}
-	case 293:
+	case 294:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:360
+		//line parser/parser.go.y:361
 		{
 		}
-	case 296:
+	case 297:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:364
+		//line parser/parser.go.y:365
 		{
 		}
-	case 299:
+	case 300:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:368
+		//line parser/parser.go.y:369
 		{
 		}
-	case 302:
+	case 303:
 		yyDollar = yyS[yypt-0 : yypt+1]
-		//line parser/parser.go.y:372
+		//line parser/parser.go.y:373
 		{
 		}
 	}
diff --git a/parser/parser.go.y b/parser/parser.go.y
index 8bfadde..e9b6f75 100644
--- a/parser/parser.go.y
+++ b/parser/parser.go.y
@@ -17,7 +17,7 @@ package parser
 %token           STATIC_RULES
 %token           VRRP_SYNC_GROUP GROUP
 %token           VRRP_INSTANCE
-%token           USE_VMAC VERSION VMAC_XMIT_BASE NATIVE_IPV6 INTERFACE MCAST_SRC_IP UNICAST_SRC_IP UNICAST_PEER LVS_SYNC_DAEMON_INTERFACE VIRTUAL_ROUTER_ID NOPREEMPT PRIORITY ADVERT_INT VIRTUAL_IPADDRESS VIRTUAL_IPADDRESS_EXCLUDED VIRTUAL_ROUTES STATE MASTER BACKUP GARP_MASTER_DELAY SMTP_ALERT AUTHENTICATION AUTH_TYPE AUTH_PASS PASS AH LABEL DEV SCOPE SITE LINK HOST NOWHERE GLOBAL BRD SRC FROM TO VIA GW OR TABLE METRIC TRACK_INTERFACE TRACK_SCRIPT DONT_TRACK_PRIMARY NOTIFY_MASTER NOTIFY_BACKUP NOTIFY_FAULT NOTIFY_STOP NOTIFY BLACKHOLE
+%token           USE_VMAC VERSION VMAC_XMIT_BASE NATIVE_IPV6 INTERFACE MCAST_SRC_IP UNICAST_SRC_IP UNICAST_PEER LVS_SYNC_DAEMON_INTERFACE VIRTUAL_ROUTER_ID NOPREEMPT PREEMPT_DELAY PRIORITY ADVERT_INT VIRTUAL_IPADDRESS VIRTUAL_IPADDRESS_EXCLUDED VIRTUAL_ROUTES STATE MASTER BACKUP GARP_MASTER_DELAY SMTP_ALERT AUTHENTICATION AUTH_TYPE AUTH_PASS PASS AH LABEL DEV SCOPE SITE LINK HOST NOWHERE GLOBAL BRD SRC FROM TO VIA GW OR TABLE METRIC TRACK_INTERFACE TRACK_SCRIPT DONT_TRACK_PRIMARY NOTIFY_MASTER NOTIFY_BACKUP NOTIFY_FAULT NOTIFY_STOP NOTIFY BLACKHOLE
 %token           VRRP_SCRIPT
 %token           SCRIPT INTERVAL TIMEOUT WEIGHT FALL RISE
 %token           VIRTUAL_SERVER_GROUP
@@ -101,6 +101,7 @@ vrrp_instance_statement: { }
 | VIRTUAL_ROUTER_ID STRING { }
 | VIRTUAL_ROUTER_ID NUMBER { }
 | NOPREEMPT
+| PREEMPT_DELAY NUMBER { }
 | PRIORITY NUMBER { }
 | ADVERT_INT NUMBER { }
 | VIRTUAL_IPADDRESS LB vips RB