An older man is playing a saxophone.
the man is a musician
Playing a saxophone implies that someone is a musician.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_saxophone(x2) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_musician(x2)))