Two men are fencing in a gym.
Two men are in a gym
gym almost the same as gym
exists e1 x1 x2.(in(e1,x2) & n_gym(x2) & Actor(e1,x1) & v_fence(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(in(x1,x2) & n_gym(x2)) & n_man(x1) & card_eq_2(x1))