Two men are swimming in the ocean.
Men are in the ocean.
In the ocean men can only do swimming.
exists e1 x1 x2.(n_ocean(x2) & in(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1 x2.(n_ocean(x2) & in(x1,x2) & n_man(x1))