A black dog with a red collar sniffs the ground.
A dog searches for a morsel of food.
The dog is not necessarily searching for a morsel of food.
exists e1 s1 s2 x1 x2 x3.(n_ground(x3) & Theme(e1,x3) & Actor(e1,x1) & v_sniff(e1) & with(x1,x2) & n_collar(x2) & a_red(s2) & Theme(s2,x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(for(e1,x2) & of(x2,x3) & n_food(x3) & n_morsel(x2) & Actor(e1,x1) & v_search(e1) & n_dog(x1))