premise: A brown dog is pulling itself out of the water onto some rocks with a tennis ball in its mouth.
hypothesis: The dogs are fighting.
explanation_1: Either one or more dogs. Pulling itself out of the water does not involve fighting.
explanation_2: A brown dog is only one dog, dogs means more than one.
explanation_3: A dog doesn't imply multiple dogs and if there is only one it cannot be fighting.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5 x6.(n_water(x3) & in(e1,x6) & n_mouth(x6) & of(x6,x1) & n_thing(x1) & with(e1,x4) & n_ball(x4) & of(x4,x5) & n_tennis(x5) & onto(e1,x2) & n_rock(x2) & of(e1,x3) & r_out(e1) & Theme(e1,x2) & Actor(e1,x1) & v_pull(e1) & n_thing(x2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1.(n_dog(x1) & Actor(e1,x1) & v_fight(e1))