premise: A person is hanging on to the bottom of an airplane preparing to skydive.
hypothesis: A person is driving a tractor
explanation_1: A person cannot be in two locations at once and be both hanging at the bottom of an airplane and driving a tractor
explanation_2: The person is either hanging on to the bottom of an airplane or driving a tractor
explanation_3: A person cannot be hanging onto the bottom of an airplane at the same time they are driving a tractor.
premise_logic: exists e2 e1 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.(Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & n_tractor(x2) & n_person(x1))