A Sheltie dog carries a white-colored toy in its mouth as it walks across the snow.
A cat is cleaning itself on the sofa.
The first sentence talks about a dog and the second a cat.
exists e1 p1 s1 x1 x2 x3 x4 x5.(n_snow(x5) & exists e2.(across(e2,x5) & Actor(e2,x1) & v_walk(e2)) & n_thing(x1) & n_thing(x1) & as(e1,p1) & Theme(e1,x3) & Actor(e1,x1) & v_carry(e1) & in(x3,x4) & n_mouth(x4) & of(x4,x1) & n_toy(x3) & a_white-colored(s1) & Theme(s1,x3) & n_dog(x1) & (x1 = x2) & ne_nam_sheltie(x2))
exists e1 x1 x2 x3.(n_sofa(x3) & n_thing(x2) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & n_cat(x1))