premise: Two boys flip in the air.
hypothesis: The boys are off the floor.
explanation_1: "Off the floor" is a rephrasing of "flip in the air"
premise_logic: exists e1 x1 x2.(n_air(x2) & in(e1,x2) & Actor(e1,x1) & v_flip(e1) & n_boy(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 x1 x2.(n_floor(x2) & n_boy(x1) & off(x1,x2))
premise_sim: exists e1 x1 x2.(v_flip(e1) & n_boy(x1) & n_air(x2) & in(e1,x2) & card_eq_2(x1) & Actor(e1,x1))
hypothesis_sim: exists x1 x2.(off(x1,x2) & n_floor(x2) & n_boy(x1))