A woman looks inside a sandwich vending machine.
The woman wants a beef sandwich
A woman looks inside a sandwich vending machine does not necessary that she wants a beef sandwich
exists e1 e2 x1 x2 x3.(inside(e1,x2) & n_machine(x2) & Actor(e2,x2) & v_vend(e2) & of(x2,x3) & n_sandwich(x3) & Actor(e1,x1) & v_look(e1) & n_woman(x1))
exists e1 x1 x2 x3.(n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_want(e1) & n_sandwich(x2) & of(x2,x3) & n_beef(x3))