diff --git a/rdfizer/achievements.ttl b/rdfizer/achievements.ttl
new file mode 100644
index 0000000..20c8c29
--- /dev/null
+++ b/rdfizer/achievements.ttl
@@ -0,0 +1,41 @@
+
+<achievement:architecture/DandP/ArchDesign> <http://dcm.org/achievement/path> "architecture/DandP/ArchDesign".
+<achievement:architecture/DandP/ArchDesign> <http://dcm.org/achievement/level> "2".
+<achievement:architecture/DandP/ArchDesign> <http://dcm.org/achievement/score> "75.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/DandP/ArchDesign> <http://dcm.org/achievement/dateAssessed> "2023-06-15"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/DandP/UrbanPlanning> <http://dcm.org/achievement/path> "architecture/DandP/UrbanPlanning".
+<achievement:architecture/DandP/UrbanPlanning> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/DandP/UrbanPlanning> <http://dcm.org/achievement/score> "60.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/DandP/UrbanPlanning> <http://dcm.org/achievement/dateAssessed> "2023-06-12"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/DandP/BuildCodes> <http://dcm.org/achievement/path> "architecture/DandP/BuildCodes".
+<achievement:architecture/DandP/BuildCodes> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/DandP/BuildCodes> <http://dcm.org/achievement/score> "50.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/DandP/BuildCodes> <http://dcm.org/achievement/dateAssessed> "2023-06-10"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/DandP/SustainDesign> <http://dcm.org/achievement/path> "architecture/DandP/SustainDesign".
+<achievement:architecture/DandP/SustainDesign> <http://dcm.org/achievement/level> "2".
+<achievement:architecture/DandP/SustainDesign> <http://dcm.org/achievement/score> "80.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/DandP/SustainDesign> <http://dcm.org/achievement/dateAssessed> "2023-06-18"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/TandC/StructEng> <http://dcm.org/achievement/path> "architecture/TandC/StructEng".
+<achievement:architecture/TandC/StructEng> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/TandC/StructEng> <http://dcm.org/achievement/score> "65.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/TandC/StructEng> <http://dcm.org/achievement/dateAssessed> "2023-06-11"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/TandC/BuildTech> <http://dcm.org/achievement/path> "architecture/TandC/BuildTech".
+<achievement:architecture/TandC/BuildTech> <http://dcm.org/achievement/level> "2".
+<achievement:architecture/TandC/BuildTech> <http://dcm.org/achievement/score> "70.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/TandC/BuildTech> <http://dcm.org/achievement/dateAssessed> "2023-06-14"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/PMandA/ProjMan> <http://dcm.org/achievement/path> "architecture/PMandA/ProjMan".
+<achievement:architecture/PMandA/ProjMan> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/PMandA/ProjMan> <http://dcm.org/achievement/score> "55.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/PMandA/ProjMan> <http://dcm.org/achievement/dateAssessed> "2023-06-09"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/PMandA/CostEst> <http://dcm.org/achievement/path> "architecture/PMandA/CostEst".
+<achievement:architecture/PMandA/CostEst> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/PMandA/CostEst> <http://dcm.org/achievement/score> "50.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/PMandA/CostEst> <http://dcm.org/achievement/dateAssessed> "2023-06-09"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/PCandC/InterpSkills> <http://dcm.org/achievement/path> "architecture/PCandC/InterpSkills".
+<achievement:architecture/PCandC/InterpSkills> <http://dcm.org/achievement/level> "2".
+<achievement:architecture/PCandC/InterpSkills> <http://dcm.org/achievement/score> "85.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/PCandC/InterpSkills> <http://dcm.org/achievement/dateAssessed> "2023-06-20"^^<http://www.w3.org/2001/XMLSchema#date>.
+<achievement:architecture/PCandC/TeamCollab> <http://dcm.org/achievement/path> "architecture/PCandC/TeamCollab".
+<achievement:architecture/PCandC/TeamCollab> <http://dcm.org/achievement/level> "1".
+<achievement:architecture/PCandC/TeamCollab> <http://dcm.org/achievement/score> "70.0"^^<http://www.w3.org/2001/XMLSchema#float>.
+<achievement:architecture/PCandC/TeamCollab> <http://dcm.org/achievement/dateAssessed> "2023-06-17"^^<http://www.w3.org/2001/XMLSchema#date>.
diff --git a/rdfizer/config.ini b/rdfizer/config.ini
new file mode 100644
index 0000000..e819b26
--- /dev/null
+++ b/rdfizer/config.ini
@@ -0,0 +1,26 @@
+# SDM-RDFizer example
+# WF 2024-01-19
+#
+# to use this mapping file install RDFizer
+#
+# pip install rdfizer
+#
+# and then run
+# rdfizer -c config.ini
+# For more information on SDM-RDFizer and its usage, visit: https://pypi.org/project/rdfizer/
+[default]
+main_directory: .
+
+[datasets]
+number_of_datasets: 1
+output_folder: ${default:main_directory}
+remove_duplicate: yes
+all_in_one_file: no
+name: achievements
+enrichment: yes
+ordered: yes
+output_format: turtle
+
+[dataset1]
+name: achievements
+mapping: ${default:main_directory}/mapping.ttl
diff --git a/rdfizer/mapping.ttl b/rdfizer/mapping.ttl
new file mode 100644
index 0000000..719d96e
--- /dev/null
+++ b/rdfizer/mapping.ttl
@@ -0,0 +1,80 @@
+# SDM-RDFizer example
+# WF 2024-01-19
+#
+# to use this mapping file install RDFizer
+#
+# pip install rdfizer
+#
+# and then run
+# rdfizer -c mapping.yml
+# For more information on SDM-RDFizer and its usage, visit: https://pypi.org/project/rdfizer/
+# Prefixes declaration
+@prefix rr: <http://www.w3.org/ns/r2rml#>.
+@prefix rml: <http://semweb.mmlab.be/ns/rml#>.
+@prefix ql: <http://semweb.mmlab.be/ns/ql#>.
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#>.
+@prefix learner: <http://dcm.org/learner/>.
+@prefix achievement: <http://dcm.org/achievement/>.
+
+<#LearnerMap> a rr:TriplesMap;
+    rml:logicalSource [
+        rml:source "../dcm_examples/arch_student_123.json";
+        rml:referenceFormulation ql:JSONPath;
+    ];
+
+    rr:subjectMap [
+        rr:template "learner:{learner_id}"
+    ];
+
+    rr:predicateObjectMap [
+        rr:predicate learner:hasAchievement;
+        rr:objectMap [
+            rr:parentTriplesMap <#AchievementMap>;
+            rr:joinCondition [
+                rr:child "learner_id";
+                rr:parent "learner_id";
+            ];
+        ];
+    ].
+
+<#AchievementMap> a rr:TriplesMap;
+    rml:logicalSource [
+        rml:source "../dcm_examples/arch_student_123.json";
+        rml:referenceFormulation ql:JSONPath;
+        rml:iterator "$.achievements[*]"
+    ];
+
+    rr:subjectMap [
+        rr:template "achievement:{path}"
+    ];
+
+    # Mapping for 'path' attribute
+    rr:predicateObjectMap [
+        rr:predicate achievement:path;
+        rr:objectMap [
+            rml:reference "path"
+        ];
+    ];
+
+    rr:predicateObjectMap [
+        rr:predicate achievement:level;
+        rr:objectMap [
+            rml:reference "level"
+        ];
+    ];
+
+    rr:predicateObjectMap [
+        rr:predicate achievement:score;
+        rr:objectMap [
+            rml:reference "score";
+            rr:datatype xsd:float
+        ];
+    ];
+
+    rr:predicateObjectMap [
+        rr:predicate achievement:dateAssessed;
+        rr:objectMap [
+            rml:reference "date_assessed_iso";
+            rr:datatype xsd:date
+        ];
+    ].
diff --git a/rdfizer/mapping.yml b/rdfizer/mapping.yml
new file mode 100644
index 0000000..e4f7fec
--- /dev/null
+++ b/rdfizer/mapping.yml
@@ -0,0 +1,63 @@
+# SDM-RDFizer example
+# WF 2024-01-19
+#
+# to use this mapping file install RDFizer
+#
+# pip install rdfizer
+#
+# and then run
+# rdfizer -c config.ini
+# For more information on SDM-RDFizer and its usage, visit: https://pypi.org/project/rdfizer/
+# Prefixes declaration
+@prefix rr: <http://www.w3.org/ns/r2rml#> .
+@prefix rml: <http://semweb.mmlab.be/ns/rml#> .
+@prefix ql: <http://semweb.mmlab.be/ns/ql#> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+@prefix learner: <http://dcm.org/learner/> .
+@prefix achievement: <http://dcm.org/achievement/> .
+
+# Mapping for the learner
+<LearnerMap>
+  a rr:TriplesMap;
+  rml:logicalSource [
+    rml:source "../dcm_examples/arch_student_123.json";
+    rml:referenceFormulation ql:JSONPath;
+    rml:iterator "$"
+  ];
+  rr:subjectMap [
+    rr:template "learner:{learner_id}"
+  ];
+  rr:predicateObjectMap [
+    rr:predicate learner:hasAchievement;
+    rr:objectMap [
+      rr:parentTriplesMap <AchievementMap>;
+      rr:joinCondition [
+        rr:child "learner_id";
+        rr:parent "learner_id";
+      ];
+    ];
+  ].
+
+# Mapping for achievements
+<AchievementMap>
+  a rr:TriplesMap;
+  rml:logicalSource [
+    rml:source "../dcm_examples/arch_student_123.json";
+    rml:referenceFormulation ql:JSONPath;
+    rml:iterator "$.achievements[*]"
+  ];
+  rr:subjectMap [
+    rr:template "achievement:{path}"
+  ];
+  rr:predicateObjectMap [
+    rr:predicate achievement:level;
+    rr:objectMap [ rr:constant "{level}" ];
+  ];
+  rr:predicateObjectMap [
+    rr:predicate achievement:score;
+    rr:objectMap [ rr:datatype xsd:float; rr:constant "{score}" ];
+  ];
+  rr:predicateObjectMap [
+    rr:predicate achievement:dateAssessed;
+    rr:objectMap [ rr:datatype xsd:date; rr:constant "{date_assessed_iso}" ];
+  ].
diff --git a/rdfizer/run b/rdfizer/run
new file mode 100755
index 0000000..801d1b3
--- /dev/null
+++ b/rdfizer/run
@@ -0,0 +1,3 @@
+#!/bin/bash
+# WF 2024-01-19
+rdfizer -c config.ini