A teenager with striped sleeves playing a guitar.
A young musician plays guitar.
teenager is young.  Guitar can be played by a  musician.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_guitar(x4) & (x2 = x3) & n_sleeve(x2) & a_striped(s1) & Theme(s1,x2) & n_teenager(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & n_musician(x1) & a_young(s1) & Theme(s1,x1))