One man is sitting on top of a school bus, while another man, wearing a matching shirt, is standing inside.
The two men on the bus are friends.
The two men may not be friends.
exists e1 p1 x1 x2 x3 x4.(exists e3 e2 s1 s2 x5 x6 x7.(a_inside(s2) & Manner(e3,s2) & Actor(e3,x5) & v_stand(e3) & Theme(e2,x7) & Actor(e2,x6) & v_wear(e2) & n_shirt(x7) & a_matching(s1) & Theme(s1,x7) & (x5 = x6) & n_man(x5) & -(x5 = x1)) & n_man(x1) & n_man(x1) & while(e1,p1) & on(e1,x2) & of(x2,x3) & n_bus(x3) & of(x3,x4) & n_school(x4) & n_top(x2) & Actor(e1,x1) & v_sit(e1) & card_eq_1(x1))
exists p1 x1 x2.(n_bus(x2) & n_man(x1) & card_eq_2(x1) & exists x3.((x1 = x3) & n_friend(x3)) & on(x1,x2))