A man playing a string instrument at a desk.
A male musician plays with an instrument at his desk
A male is a man. A person who plays an instrument is called a musician.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & at(x3,x5) & n_desk(x5) & n_instrument(x3) & of(x3,x4) & n_string(x4) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(with(e1,x2) & at(x2,x3) & n_desk(x3) & of(x3,x1) & n_male(x1) & n_instrument(x2) & Actor(e1,x1) & v_play(e1) & n_musician(x1) & a_male(s1) & Theme(s1,x1))