premise: A person is sitting on the edge of a rock cliff.
hypothesis: A person was sitting on the road.
explanation_1: A rock cliff is not on the road.
explanation_2: The person cannot be on the edge of a rock cliff and on a road.
explanation_3: If a person is sitting on the edge of a rock cliff they are not sitting on the road.
premise_logic: exists e1 x1 x2 x3 x4.(n_edge(x2) & on(e1,x2) & of(x2,x3) & n_cliff(x3) & of(x3,x4) & n_rock(x4) & Actor(e1,x1) & v_sit(e1) & n_person(x1))
hypothesis_logic: exists e1 x1 x2.(n_road(x2) & on(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1))