Two boys jumping off the pier into the water.
the boys are flying in an airplane
jumping into water is contradictory to flying in an airplane
exists e1 s1 x1 x2 x3 x4.(n_water(x4) & n_pier(x3) & a_topic(x1) & into(e1,x4) & a_off(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_boy(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_boy(x1) & in(e1,x2) & n_airplane(x2) & Actor(e1,x1) & v_fly(e1))