@property<EOL><INDENT>def organisation_group_id(self):<DEDENT>
self._validate()<EOL>self._validate_for_organisation_group_id()<EOL>parts = []<EOL>parts.append(self.election_type)<EOL>if self.subtype:<EOL><INDENT>parts.append(self.subtype)<EOL><DEDENT>parts.append(self.organisation)<EOL>parts.append(self.date)<EOL>return "<STR_LIT:.>".join(parts)<EOL>
str: Organisation Group ID