A young man plays the trumpet.
The man is holding an instrument.
A trumpet is an instrument.
exists e1 s1 x1 x2.(n_trumpet(x2) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_instrument(x2))