Four guys three wearing hats one not are jumping at the top of a staircase.
Bombs dropping from a plane.
The guys can't be on a plane with a staircase
exists e1 p1 x1 x2 x3 x5.(n_top(x5) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & exists x4.(-exists e2 x6.(at(e2,x5) & of(x5,x6) & n_staircase(x6) & Actor(e2,x4) & v_jump(e2)) & n_thing(x4) & card_eq_1(x4)) & that(x3,p1) & n_hat(x3) & (x1 = x2) & n_guy(x1) & card_eq_7(x1) & card_eq_7(x1))
exists e1 x1 x2 x3.(a_topic(x1) & from(e1,x3) & n_plane(x3) & Actor(e1,x2) & v_drop(e1) & (x1 = x2) & n_bomb(x1))