A person hanging off of a cliff.
The cliff is orange.
The cliff is not necessarily orange.
exists e1 x1 x2 x3.(a_topic(x1) & of(e1,x3) & n_cliff(x3) & r_off(e1) & Actor(e1,x2) & v_hang(e1) & (x1 = x2) & n_person(x1))
exists p1 x1.(n_cliff(x1) & exists x2.((x1 = x2) & n_orange(x2)))