Two men in black shirts are resting in the bed of a pick-up truck.
The two men in the pick-up truck are brithers.
The men in the pick-up truck may not necessarily be brithers at all.
exists e1 s1 x1 x2 x3 x4 x5.(n_bed(x3) & in(e1,x3) & of(x3,x4) & n_truck(x4) & of(x4,x5) & n_pick-up(x5) & Actor(e1,x1) & v_rest(e1) & in(x1,x2) & n_shirt(x2) & a_black(s1) & Theme(s1,x2) & n_man(x1) & card_eq_2(x1))
exists p1 x1 x2 x3.(n_truck(x2) & of(x2,x3) & n_pick-up(x3) & n_man(x1) & card_eq_2(x1) & exists x4.((x1 = x4) & n_brither(x4)) & in(x1,x2))