Extensible select and enumeration types
and their elements in schema Activity_method_implementation_mim taking into account BASED_ON types
classification_item - EXTENSIBLE GENERIC_ENTITY SELECT
action_method_relationship
group
groupable_item - EXTENSIBLE GENERIC_ENTITY SELECT
action_method_relationship
identification_item - EXTENSIBLE SELECT
action_method_relationship
versionable_item - EXTENSIBLE SELECT