premise: A person is hanging on to the bottom of an airplane preparing to skydive.
hypothesis: Someone is flying through the sky
explanation_1: someone is flying through sky in space while hanging on the bottom of an airplane while trying to skydive
explanation_2: Someone refers to a person.   A person hanging on an airplane is flying through the sky.
explanation_3: A person is hanging on to the bottom of an airplane preparing skydive while flying through the sky
premise_logic: exists e1 e2 p1 x1 x2 x3 x4.(n_bottom(x2) & r_on(e1) & to(e1,x2) & of(x2,x3) & Topic(e2,p1) & Actor(e2,x4) & v_prepare(e2) & exists e3.(Actor(e3,x4) & v_skydive(e3)) & (x3 = x4) & n_airplane(x3) & Actor(e1,x1) & v_hang(e1) & n_person(x1))
hypothesis_logic: exists e1 x1 x2.(n_sky(x2) & through(e1,x2) & Actor(e1,x1) & v_fly(e1) & n_person(x1))
premise_sim: exists e1 e2 p1 x1 x2 x3 x4.(v_prepare(e2) & v_hang(e1) & to(e1,x2) & r_on(e1) & of(x2,x3) & n_person(x1) & n_bottom(x2) & n_airplane(x3) & exists e3.(v_skydive(e3) & Actor(e3,x4)) & Topic(e2,p1) & Actor(e2,x4) & Actor(e1,x1) & (x3 = x4))
hypothesis_sim: exists e1 x1 x2.(v_fly(e1) & through(e1,x2) & n_sky(x2) & n_person(x1) & Actor(e1,x1))