a man playing the guitar and singing.
A man is making music.
Playing a guitar and singing is the key components to make music.
exists e1 x1 x2 x3 x4 x5.(n_singing(x5) & n_guitar(x4) & subset_of(x5,x3) & subset_of(x4,x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_make(e1) & n_music(x2) & n_man(x1))