A young man sitting by a dumpster on a sidewalk playing the guitar.
A man is playing the guitar because he's trying to make money.
You can play guitar on a sidewalk and not be trying to make money.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_guitar(x6) & a_topic(x1) & by(e1,x3) & on(x3,x4) & Theme(e2,x6) & Actor(e2,x5) & v_play(e2) & (x4 = x5) & n_sidewalk(x4) & n_dumpster(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 x1 x2.(n_male(x2) & n_guitar(x2) & exists e2 p2.(Topic(e2,p2) & Actor(e2,x2) & v_try(e2) & exists e3 x3.(Theme(e3,x3) & Actor(e3,x2) & v_make(e3) & n_money(x3))) & because(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_man(x1))