Four guys standing around the bed of a white pickup truck.
Four men are sitting around a yellow pickup truck
The guys are standing, not sitting. The truck is white, not yellow.
exists e1 s1 x1 x2 x3 x4 x5.(n_bed(x3) & a_topic(x1) & around(e1,x3) & of(x3,x4) & n_truck(x4) & of(x4,x5) & n_pickup(x5) & a_white(s1) & Theme(s1,x4) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_guy(x1) & card_eq_4(x1))
exists e1 s1 x1 x2 x3.(around(e1,x2) & n_truck(x2) & of(x2,x3) & n_pickup(x3) & a_yellow(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_4(x1))