A man selling pin-wheels.
A man is selling pink pin-wheels.
not all pin wheels are pink
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_sell(e1) & n_pin-wheel(x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_sell(e1) & n_pin-wheel(x2) & a_pink(s1) & Theme(s1,x2) & n_man(x1))