premise: The boys play on the rocks overlooking the valley.
hypothesis: The boys are playing indoors.
explanation_1: It is impossible for a boy to be indoors and at rocks overlooking the valley at the same time because it is impossible to be in two locations at once
premise_logic: exists e1 e2 x1 x2 x3.(n_valley(x3) & n_rock(x2) & n_boy(x1) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_overlook(e2) & on(e1,x2) & Actor(e1,x1) & v_play(e1))
hypothesis_logic: exists e1 x1 x2.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_indoor(x2))
premise_sim: exists e1 e2 x1 x2 x3.(v_play(e1) & v_overlook(e2) & on(e1,x2) & n_valley(x3) & n_rock(x2) & n_boy(x1) & for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_play(e1) & n_indoor(x2) & n_boy(x1) & Theme(e1,x2) & Actor(e1,x1))