premise: One boy is driving a play tractor while the other boy jumps off the back of the play tractor.
hypothesis: The boy gets hurt jumping.
explanation_1: Just because the boy jumped, doesn't mean he is hurt.
explanation_2: WE have no idea if the boy is hurt or not, he could be fine.
explanation_3: Just because a boy jumps off the back of the play tractor it does not mean the boy gets hurt jumping.
premise_logic: exists e1 p1 x1 x2 x3 x4 x5 x6.(n_back(x6) & exists e2.(Actor(e2,x4) & v_tractor(e2) & off(x4,x6) & of(x6,x2)) & n_play(x2) & n_play(x2) & -(x4 = x5) & n_jump(x5) & of(x5,x1) & n_boy(x1) & n_boy(x1) & n_jump(x4) & of(x4,x1) & while(e1,p1) & Time(e1,x3) & n_tractor(x3) & Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & card_eq_1(x1))
hypothesis_logic: exists e1 p1 x1.(n_boy(x1) & exists e3 e2.(for(e2,e3) & Actor(e3,x1) & v_jump(e3) & Theme(e2,x1) & v_hurt(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1))