A man stands on the side of the street with his dog.
The man is at home with his cat.
A man's home isn't the side of the street and his pet can't be a cat and a dog at the same time.
exists e1 x1 x2 x3 x4.(n_dog(x4) & of(x4,x2) & n_male(x2) & n_street(x3) & n_side(x2) & with(e1,x4) & on(e1,x2) & of(x2,x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists p1 x1 x3.(n_cat(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & exists x2.(at(x1,x2) & with(x2,x3) & n_home(x2)))