A bearded man is playing a banjo.
The bearded man is in a blue-grass band
Just because a bearded man is playing a banjo does not mean he is performing the blue-grass genre not does it mean he is part of a band.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_banjo(x2) & n_man(x1) & a_bearded(s1) & Theme(s1,x1))
exists p1 s1 x1.(n_man(x1) & a_bearded(s1) & Theme(s1,x1) & exists s2 x2.(in(x1,x2) & n_band(x2) & a_blue-grass(s2) & Theme(s2,x2)))