premise: A person powerwashing stairs leading down to a pool.
hypothesis: a dog chases a cat
explanation_1: A person is not the same as a dog.
explanation_2: A person is not a dog or a cat.
explanation_3: person powerwashing stairs leading down to a pool is different from a dog chases a cat
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_powerwash(e2) & to(e1,x5) & n_pool(x5) & a_down(s1) & Manner(e1,s1) & Actor(e1,x4) & v_lead(e1) & (x3 = x4) & n_stair(x3) & (x1 = x2) & n_person(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_cat(x2) & n_dog(x1))