Two men fish off of a cliff.
The men are fishing
men fish is same as men are fishing
exists e1 x1 x2.(of(e1,x2) & n_cliff(x2) & r_off(e1) & Actor(e1,x1) & v_fish(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_fishing(x2)))