Two guys sitting on a tractor in a barn.
Two men standing in a hallway
Sitting is the opposite of standing, and a hallway is not a barn
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_barn(x4) & on(e1,x3) & n_tractor(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_guy(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_hallway(x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))