premise: A boy on a BMX bike
hypothesis: The BMX rider is performing in a competition.
explanation_1: The boy may not be performing in a competition or even riding the bike.
premise_logic: exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_bike(x2) & (x2 = x3) & ne_org_bmx(x3) & n_boy(x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_rider(x1) & (x1 = x2) & ne_org_bmx(x2) & in(e1,x3) & n_competition(x3) & Actor(e1,x1) & v_perform(e1))
premise_sim: exists x1 x2 x3.(on(x1,x2) & ne_org_bmx(x3) & n_boy(x1) & n_bike(x2) & a_topic(x1) & (x2 = x3))
hypothesis_sim: exists e1 x1 x2 x3.(v_perform(e1) & ne_org_bmx(x2) & n_rider(x1) & n_competition(x3) & in(e1,x3) & Actor(e1,x1) & (x1 = x2))