A late-night taxi ride from Montauk’s Memory Motel to Lee Court in the hamlet and then to Gilbert Road ended in a violent beating for one of the riders, who objected to being charged $50 for the trip. East Hampton Town police Capt. Chris Anderson said Tuesday that the passenger, Kempton John Coady, 27, of upstate Stamford, N.Y., suffered a black eye and a split lip. Police, who are continuing to investigate the incident, have not released the name of the cab company. Mr.