Two sumo wrestlers are fighting in a ring.
people wrestle for belt
Two sumo wrestlers are fighting in a ring does not indicate that they wrestle for belt
exists e1 x1 x2 x3.(in(e1,x3) & n_ring(x3) & Actor(e1,x1) & v_fight(e1) & n_wrestler(x1) & of(x1,x2) & n_sumo(x2) & card_eq_2(x1))
exists e1 x1 x2.(for(e1,x2) & n_belt(x2) & Actor(e1,x1) & v_wrestle(e1) & n_people(x1))