Three men are standing on top of a mountain.
Three men are happy to be on the mountain.
Men standing on top of a mountain can have any emotion and don't necessarily have to be happy.
exists e1 x1 x2 x3.(on(e1,x2) & of(x2,x3) & n_mountain(x3) & n_top(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_3(x1))
exists p1 s1 x1 x2.(n_mountain(x2) & Topic(s1,p1) & Actor(s1,x1) & a_happy(s1) & exists p2.on(x1,x2) & n_man(x1) & card_eq_3(x1))