Sausages hang in a supermarket while a cashier is working.
A supermarket hangs sausage.
Sausages are being hanged in a supermarket.
(x)
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hang(e1) & n_sausage(x2) & n_supermarket(x1))