Two guys are sharing headphones and are listening to music on a subway.
Two friends are enjoying music together.
Two guys are two friends, and sharing headphones implies enjoying music together.
exists e2 e1 x1 x2 x3 x4 x5.(on(e2,x5) & n_subway(x5) & to(e2,x4) & n_music(x4) & Actor(e2,x3) & v_listen(e2) & n_guy(x3) & card_eq_2(x3) & Theme(e1,x2) & Actor(e1,x1) & v_share(e1) & n_headphone(x2) & n_guy(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(a_together(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_music(x2) & n_friend(x1) & card_eq_2(x1))