A: OLD MAN AND YOUTH WITH STAFF (DEPARTING ?), YOUTH WITH SHIELD (DEVICE, STAR), WOMAN WITH OINOCHOE AND PHIALE, YOUTH IN BOOTS, PETASOS AND CHLAMYS WITH SPEARS | B: YOUTHS, ONE DEPARTING WITH SHIELD (DEVICE, STAR), WOMAN WITH OINOCHOE AND PHIALE, YOUTH WITH STAFF, DRAPED MAN | I: POSEIDON AND TRITON