Two men are competing with each other in a martial arts sport.
Two men are competing.
competing with each other implies   competing.
exists e1 s1 x1 x2 x3.(in(e1,x2) & n_sport(x2) & of(x2,x3) & n_art(x3) & a_martial(s1) & Theme(s1,x2) & all x4.(n_other(x4) -> with(e1,x4)) & Actor(e1,x1) & v_compete(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_compete(e1) & n_man(x1) & card_eq_2(x1))