Relation CONVENTIONAL-COMMON-GOAL-OF

COMMON-GOAL must be modelled as a goal shared by a group's members or an institutional goal of a society or organization. Is it possible distinguishing common and institutional goals otherly than by specializing its implicit domain (group=>institution)?
Arity: 2
Problem: COMMON-GOAL must be modelled as a goal shared by a group's members or an institutional goal of a society or organization. Is it possible distinguishing common and institutional goals otherly than by specializing its implicit domain (group=>institution)?
Subrelation-Of: Conventional-goal-of
Axioms:
(=> (Conventional-Common-Goal-Of ?A ?B)
    (Exists (?Z) (And (Group ?Z) (Performs ?Z ?B))))