A man trains a dog to attack.
A person is teaching an animal.
A man is a person. Trains is the same as teaching. A dog is an animal.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_train(e1) & to(x2,x3) & n_attack(x3) & n_dog(x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_teach(e1) & n_animal(x2) & n_person(x1))