Update

Author: dostiep

src/define-xml/create_define_json.py

@@ -2140,6 +2140,10 @@ def _process_standard_dataset(self, dataset, dataset_data):
             "keySequence": ["__PLACEHOLDER__"],
             # Here are we always sure to use STD.SDTMIG?
             "standard": "STD.SDTMIG",
+            "observationClass": {
+                "name": dataset_data.get("_links", {}).get("parentClass", {}).get("title", "").upper()
+            },
+            # Here add future code for subClass in ADaM if needed
             "items": []
         }
 
@@ -2320,6 +2324,7 @@ def _process_standard_dataset(self, dataset, dataset_data):
                     "OID": f"VL.{dataset}.{var_name}",
                     "name": f"VL_{dataset}_{var_name}",
                     "type": "ValueList",
+                    "wasDerivedFrom": f"IT.{dataset}.{var_name}",
                     "items": self.vlm_items_by_variable[vlm_key]
                 }
                 slices.append(slice_dict)

src/define-xml/define.yaml

@@ -636,21 +636,13 @@ classes:
         range: boolean
       observationClass:
         description: >-
-          Identifies the predefined CDISC model Class (e.g., FINDINGS, EVENTS, INTERVENTIONS)
-          that applies to this ItemGroup definition for SDTM, SENDIG, or ADaMIG datasets.
-          Conditional: one Class element is allowed per ItemGroupDef.
-          Should not be provided when def:IsNonStandard is used.
+          Identifies the predefined CDISC model Class.
         range: DefClass
         required: false
-        exact_mappings:
-          - odm:ItemGroupDef/def:Class
 
   DefClass:
     description: >-
-      The predefined CDISC model Class that applies to an ItemGroupDef for SDTM, SENDIG,
-      or ADaMIG datasets, as defined in the def:Class element of CDISC Define-XML 2.1.
-    exact_mappings:
-      - odm:ItemGroupDef/def:Class
+      The predefined CDISC model Class that applies to an ItemGroupDef.
     attributes:
       name:
         description: >-
@@ -659,23 +651,16 @@ classes:
         required: true
       subClasses:
         description: >-
-          One or more SubClasses that further identify the specific SubClass within this Class.
-          Cardinality is defined by the applicable model IG.
+          One or more SubClasses that further identify the specific SubClass within a Class.
         range: SubClass
         multivalued: true
         required: false
         inlined: true
         inlined_as_list: true
-        exact_mappings:
-          - odm:ItemGroupDef/def:Class/def:SubClass
 
   SubClass:
     description: >-
-      A specific SubClass within a CDISC model Class for an ItemGroupDef, as defined in
-      the def:SubClass element of CDISC Define-XML 2.1. Supports multi-level nesting
-      via the parentClass back-reference and recursive subClasses.
-    exact_mappings:
-      - odm:ItemGroupDef/def:Class/def:SubClass
+      A specific SubClass within a CDISC model Class.
     attributes:
       name:
         description: >-
@@ -685,14 +670,11 @@ classes:
       parentClass:
         description: >-
           Name of the parent Class or SubClass following CDISC Controlled Terminology.
-          Used to define hierarchy for nested or multi-level SubClasses.
-          References the Name of either a DefClass or a SubClass in the hierarchy.
         range: string
         required: false
       subClasses:
         description: >-
-          Nested SubClass(es) for multi-level SubClass hierarchy. Each nested SubClass
-          should set parentClass to the Name of this SubClass.
+          Nested SubClass(es) for multi-level SubClass hierarchy.
         range: SubClass
         multivalued: true
         required: false