premise: A man doing a trick in the air on his bike.
hypothesis: The man is on his bike.
explanation_1: Doing a trick in the air on his bike implies the man is on the bike.
explanation_2: A man is on a bike in the air.
explanation_3: Doing a trick on his bike implies on his bike.
premise_logic: exists e1 x1 x2 x3 x4 x5.(n_bike(x5) & of(x5,x4) & n_male(x4) & n_air(x4) & a_topic(x1) & on(e1,x5) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & in(x3,x4) & n_trick(x3) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists p1 x1 x2.(n_bike(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & on(x1,x2))