Muzzled white dogs running.
The dogs are in training.
Muzzled dogs running does not mean they are in training.
exists e2 e1 s1 x1.(Actor(e2,x1) & v_run(e2) & n_dog(x1) & a_white(s1) & Theme(s1,x1) & Theme(e1,x1) & v_muzzle(e1))
exists p1 x1.(n_dog(x1) & exists x2.(in(x1,x2) & n_training(x2)))