A woman walks by a mural.
She is rollerblading with fifteen dogs
A person can't walks and rollerblading at the same time.
exists e1 x1 x2.(by(e1,x2) & n_mural(x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x1))
exists e1 x1.(with(e1,x1) & n_dog(x1) & card_eq_15(x1) & Actor(e1,x1) & v_rollerblade(e1) & n_female(x1))