A bearded man is playing a musical instrument.
A bearded man is playing  am usical instrument outside for the crowd.
Playing an instrument does not necessarily imply being outside for a crowd.
exists e1 s1 s2 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_instrument(x2) & a_musical(s2) & Theme(s2,x2) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))
exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(n_crowd(x5) & Theme(e2,x3) & Actor(e2,x1) & v_am(e2) & for(x4,x5) & outside(x3,x4) & n_thing(x4) & n_instrument(x3) & a_usical(s2) & Theme(s2,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))