A dog with a yellow toy in its mouth.
The dog is eating.
A dog would be eating food, not a toy.
exists s1 x1 x2 x3.(a_topic(x1) & with(x1,x2) & in(x2,x3) & n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_toy(x2) & a_yellow(s1) & Theme(s1,x2) & n_dog(x1))
exists e1 x1.(n_dog(x1) & Actor(e1,x1) & v_eat(e1))