premise: The pets play in the apartment.
hypothesis: The animals are playing outside.
explanation_1: The animals can't be in the apartment and outside.
explanation_2: Not all animals are pets.  If pets play in the apartment they are not playing outside.
explanation_3: the animals either would be in apartment or outside
premise_logic: exists e1 x1 x2.(n_apartment(x2) & n_pet(x1) & in(e1,x2) & Actor(e1,x1) & v_play(e1))
hypothesis_logic: exists e1 x1 x2.(n_animal(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_outside(x2))
premise_sim: exists e1 x1 x2.(v_play(e1) & n_pet(x1) & n_apartment(x2) & in(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_play(e1) & n_outside(x2) & n_animal(x1) & Theme(e1,x2) & Actor(e1,x1))