premise: a blond girl and brunette brown hanging by gymnastic ropes
hypothesis: Some girls are playing volley ball.
explanation_1: The girls are either hanging by gymnastic ropes or playing volley ball but not both at the same time.
explanation_2: Some is different than two girls. Hanging by gymnastic ropes is different than playing volley ball.
explanation_3: The girls in the first sentence are hanging by gymnastic ropes, in the second they are playing volleyball.
premise_logic: exists s1 s2 s3 s4 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & by(x2,x4) & n_rope(x4) & a_gymnastic(s4) & Theme(s4,x4) & n_hanging(x2) & a_brown(s3) & Theme(s3,x2) & of(x2,x3) & n_brunette(x3) & subset_of(x1,s1) & n_girl(x1) & a_blond(s2) & Theme(s2,x1))
hypothesis_logic: exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_ball(x2) & of(x2,x3) & n_volley(x3) & n_girl(x1))
premise_sim: exists s1 s2 s3 s4 x1 x2 x3 x4.(subset_of(x2,s1) & subset_of(x1,s1) & of(x2,x3) & n_rope(x4) & n_hanging(x2) & n_girl(x1) & n_brunette(x3) & by(x2,x4) & a_topic(s1) & a_gymnastic(s4) & a_brown(s3) & a_blond(s2) & Theme(s4,x4) & Theme(s3,x2) & Theme(s2,x1))
hypothesis_sim: exists e1 x1 x2 x3.(v_play(e1) & of(x2,x3) & n_volley(x3) & n_girl(x1) & n_ball(x2) & Theme(e1,x2) & Actor(e1,x1))