Two men are working together on a ladder.
Two men are in a truck parked at the curb.
Men working together on a ladder cannot be in a truck same time.
exists e1 s1 x1 x2.(on(e1,x2) & n_ladder(x2) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_work(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1 x4.(n_curb(x4) & exists e1 x2 x3.(in(x1,x2) & at(e1,x4) & Theme(e1,x3) & v_park(e1) & (x2 = x3) & n_truck(x2)) & n_man(x1) & card_eq_2(x1))