A dog chases a sheep in an enclosure.
A dog is trained to herd sheep.
WE DON'T KNOW THAT THE DOG IS TRAINED TO HERD SHEEP.
exists e1 x1 x2 x3.(in(e1,x3) & n_enclosure(x3) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_sheep(x2) & n_dog(x1))
exists e1 p1 x1.(Recipient(e1,p1) & Topic(e1,x1) & v_train(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_herd(e2) & n_sheep(x2)) & n_dog(x1))