premise: Two dogs running near a river while one dogs in swimming in it.
hypothesis: The dogs by the river were pitbulls.
explanation_1: Pitbulls that are by the river aren't always dogs running near or swimming in a river.
premise_logic: exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x1) & n_thing(x1) & in(e1,x5) & n_swimming(x5) & while(e1,x4) & n_dog(x4) & card_eq_1(x4) & near(e1,x3) & n_river(x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 x1 x2.(n_river(x2) & n_dog(x1) & exists x3.((x1 = x3) & n_pitbull(x3)) & by(x1,x2))
premise_sim: exists e1 x1 x2 x3 x4 x5.(while(e1,x4) & v_run(e1) & near(e1,x3) & n_thing(x1) & n_swimming(x5) & n_river(x3) & n_dog(x4) & n_dog(x1) & in(e1,x5) & in(e1,x1) & card_eq_2(x1) & card_eq_1(x4) & a_topic(x1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists x1 x2.(n_river(x2) & n_dog(x1) & exists x3.(n_pitbull(x3) & (x1 = x3)) & by(x1,x2))