A man in a parking lot with the tailgate of his truck down so he can sit on it.
A man is standing on the roof of his truck.
The man can not be on the tailgate and on the roof of his truck simultaneously. The man can not be both sitting and standing.
exists p1 x1 x2 x3 x4 x5 x6.(n_thing(x4) & n_male(x4) & n_male(x4) & n_truck(x5) & of(x5,x4) & n_tailgate(x4) & a_topic(x1) & in(x1,x2) & exists e1 p2.(exists e2.(on(e2,x4) & Actor(e2,x4) & v_sit(e2)) & Topic(e1,p2) & Actor(e1,x4) & v_can(e1)) & that(x2,p1) & with(x2,x4) & of(x4,x5) & down(x5,x6) & n_so(x6) & n_lot(x2) & of(x2,x3) & n_parking(x3) & n_man(x1))
exists e1 x1 x2 x3.(n_truck(x3) & of(x3,x2) & n_male(x2) & n_roof(x2) & on(e1,x2) & of(x2,x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))