premise: A dog swims toward a stick
hypothesis: a dog is not swimming
explanation_1: A dog swims or is not swimming.  different action
premise_logic: exists e1 x1 x2.(toward(e1,x2) & n_stick(x2) & Actor(e1,x1) & v_swim(e1) & n_dog(x1))
hypothesis_logic: exists x1.(-exists e1.(Actor(e1,x1) & v_swim(e1)) & n_dog(x1))
premise_sim: exists e1 x1 x2.(v_swim(e1) & toward(e1,x2) & n_stick(x2) & n_dog(x1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_dog(x1) & all e1.(-v_swim(e1) | -Actor(e1,x1)))