premise: A child climbing a rock.
hypothesis: An old woman sits on a rock.
explanation_1: A child is typically not referred to as being old, and one cannot climb and sit at the same time.
explanation_2: A child is not an old woman, and while the child is climbing a rock, the old woman sits on a rock.
explanation_3: old woman is not a child
premise_logic: exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_climb(e1) & n_rock(x3) & (x1 = x2) & n_child(x1))
hypothesis_logic: exists e1 s1 x1 x2.(on(e1,x2) & n_rock(x2) & Actor(e1,x1) & v_sit(e1) & n_woman(x1) & a_old(s1) & Theme(s1,x1))