A man plays the trumpet while it is cold outside.
The man is playing a silver trumpet.
Not all trumpets are silver.
exists e1 p1 x1 x2.(n_thing(x2) & n_trumpet(x2) & exists p2 s1 x3.((x2 = x3) & n_outside(x3) & a_cold(s1) & Theme(s1,x3)) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_man(x1))
exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_trumpet(x2) & of(x2,x3) & n_silver(x3))