A waitress carries a tray at a high end restaurant.
The waitress carried the tray back to the angry customers.
It is now known that the waitress is returning to angry customers, instead of just carrying a tray.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & at(x2,x3) & n_restaurant(x3) & of(x3,x4) & n_end(x4) & a_high(s1) & Theme(s1,x3) & n_tray(x2) & n_waitress(x1))
exists e1 s1 x1 x2 x3 x4.(n_customer(x4) & a_angry(s1) & Theme(s1,x4) & n_tray(x2) & n_waitress(x1) & Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & to(x3,x4) & back(x2,x3) & n_thing(x3))