A man focused on playing his acoustic guitar on a sidewalk.
A man is playing his acoustic guitar for some extra change.
A man playing acoustic guitar is not necessarily playing for some extra change.
exists e2 e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,e2) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & on(x4,x5) & n_sidewalk(x5) & n_guitar(x4) & a_acoustic(s1) & Theme(s1,x4) & of(x4,x1) & n_male(x1) & Theme(e1,x2) & v_focus(e1) & (x1 = x2) & n_man(x1))
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & for(x2,x3) & n_change(x3) & a_extra(s2) & Theme(s2,x3) & n_guitar(x2) & a_acoustic(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_man(x1))