Several brown dogs of different sizes gather together.
Dogs gather together.
dogs gather together is the same as dogs gather together
exists e1 p1 s1 s2 x1 x2 x3.(n_size(x3) & exists s3.(Theme(s3,x1) & a_together(s3)) & Topic(e1,p1) & Actor(e1,x1) & v_gather(e1) & of(x1,x2) & -(x2 = x3) & n_size(x2) & n_dog(x1) & a_brown(s2) & Theme(s2,x1) & a_several(s1) & Theme(s1,x1))
exists e1 p1 x1.(exists s1.(Theme(s1,x1) & a_together(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_gather(e1) & n_dog(x1))