Data items in the MA_ENTITY_INSTANCE_FEATURE category provides the definitions required to select an entity instance (asym_id) feature.
loop_ _ma_entity_instance_feature.ordinal_id _ma_entity_instance_feature.feature_id _ma_entity_instance_feature.label_asym_id 1 1 A 2 2 B 3 3 C 4 4 D # ... abbreviated ...