bridgepoint/oal.py
def p_event_specification(self, p):
        '''event_specification : identifier event_meaning event_data'''
        p[0] = EventSpecNode(identifier=p[1],
                             meaning=p[2],
                             event_data=p[3])
def p_event_specification(self, p):
        '''event_specification : identifier event_meaning event_data'''
        p[0] = EventSpecNode(identifier=p[1],
                             meaning=p[2],
                             event_data=p[3])
event_specification : identifier event_meaning event_data