premise: A white dog and a brown dog run along side each other at the beach.
hypothesis: the dogs are both not the same color
explanation_1: A white dog and a brown dog cannot be the same color, so it follows that they are not; 'both' has no useful place in the sentence.
premise_logic: exists s1 s2 s3 x1 x2 x3 x6.(n_beach(x6) & a_topic(s1) & all x4.(n_other(x4) -> exists x5.(subset_of(x2,s1) & along(x2,x5) & at(x5,x6) & for(x5,x4) & n_side(x5))) & n_run(x2) & of(x2,x3) & n_dog(x3) & a_brown(s3) & Theme(s3,x2) & subset_of(x1,s1) & n_dog(x1) & a_white(s2) & Theme(s2,x1))
hypothesis_logic: exists s2 x1 x2.(n_color(x2) & a_same(s2) & Theme(s2,x2) & n_dog(x1) & -exists p1 s1.(a_both(s1) & Manner(p1,s1) & (x1 = x2)))
premise_sim: exists s1 s2 s3 x1 x2 x3 x6.(subset_of(x1,s1) & of(x2,x3) & n_run(x2) & n_dog(x3) & n_dog(x1) & n_beach(x6) & all x4.(exists x5.(subset_of(x2,s1) & n_side(x5) & for(x5,x4) & at(x5,x6) & along(x2,x5)) | -n_other(x4)) & a_white(s2) & a_topic(s1) & a_brown(s3) & Theme(s3,x2) & Theme(s2,x1))
hypothesis_sim: exists s2 x1 x2.(n_dog(x1) & n_color(x2) & all p1 s1.(-a_both(s1) | -Manner(p1,s1) | -(x1 = x2)) & a_same(s2) & Theme(s2,x2))