A man is parachuting next to a jet.
A man plane spotting on the ground.
parachuting  is not the same as plane spotting
exists e1 x1 x2.(to(e1,x2) & n_jet(x2) & r_next(e1) & Actor(e1,x1) & v_parachute(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_ground(x4) & a_topic(x1) & on(e1,x4) & Actor(e1,x3) & v_spot(e1) & (x1 = x3) & n_plane(x1) & of(x1,x2) & n_man(x2))