The brown dog is walking through a river surrounded by bushes.
A cat is lying in the sunshine.
A dog that is walking cannot be a cat lying in the sunshine.
exists e2 e1 s1 x1 x2 x3 x4.(n_dog(x1) & a_brown(s1) & Theme(s1,x1) & through(e1,x2) & Actor(e2,x4) & n_bush(x4) & Theme(e2,x3) & v_surround(e2) & (x2 = x3) & n_river(x2) & Actor(e1,x1) & v_walk(e1))
exists e1 x1 x2.(n_sunshine(x2) & in(e1,x2) & Actor(e1,x1) & v_lie(e1) & n_cat(x1))