Man receiving a haircut from two friends.
The man is bald
if he was bald, he wouldn't be getting a haircut.
exists e1 x1 x2 x3 x4.(a_topic(x1) & from(e1,x4) & n_friend(x4) & card_eq_2(x4) & Theme(e1,x3) & Actor(e1,x2) & v_receive(e1) & n_haircut(x3) & (x1 = x2) & n_man(x1))
exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_bald(s1))