Make original subject/original object plural, multivalued

biolink-model.yaml

@@ -1270,7 +1270,7 @@
       a biological population (general, study, cohort, etc.) with a specific
       set of characteristics to constrain an association.
     is_a: qualifier
     range: population of individual organisms # TODO: harmonize with 'response target context qualifier'
 
   temporal context qualifier:
     description: >-
@@ -5486,17 +5486,23 @@
     in_subset:
       - translator_minimal
 
-  original subject:
+  original subjects:
     is_a: association slot
     description: >-
-      used to hold the original subject of a relation (or predicate) that an external knowledge
-      source uses before transformation to match the biolink-model specification.
+      used to hold the original subject(s) of a relation (or predicate) that an external knowledge
+      source uses before transformation to match the biolink-model specification or Translator
+      node normalization.
+    multivalued: true
+    domain: association
 
-  original object:
+  original objects:
     is_a: association slot
     description: >-
-      used to hold the original object of a relation (or predicate) that an external knowledge
-      source uses before transformation to match the biolink-model specification.
+      used to hold the original object(s) of a relation (or predicate) that an external knowledge
+      source uses before transformation to match the biolink-model specification or Translator
+      node normalization.
+    multivalued: true
+    domain: association
 
   original predicate:
     aliases: ['original relation', 'relation']
@@ -9248,7 +9254,7 @@
     slots:
       - clinical trial phase
       - clinical trial primary purpose
       - creation date # maybe? 
     id_prefixes:
       - CLINICALTRIALS
 
@@ -9630,9 +9636,9 @@
       - knowledge level
       - agent type
       - timepoint
-      - original subject
+      - original subjects
       - original predicate
-      - original object
+      - original objects
        # denormalized fields
       - subject category
       - object category