A man singing while playing guitar with passion.
A man singing and playing the guitar.
A man is singing while playing guitar, therefore the man is singing and playing the guitar.
exists e1 e2 x1 x2 x3 x4.(a_topic(x1) & while(e1,e2) & with(e2,x4) & n_passion(x4) & Theme(e2,x3) & Actor(e2,x2) & v_play(e2) & n_guitar(x3) & Actor(e1,x2) & v_sing(e1) & (x1 = x2) & n_man(x1))
exists e1 e2 x1 x2 x3 x4.(n_guitar(x3) & a_topic(x1) & Theme(e2,x3) & Actor(e2,x4) & v_play(e2) & (x1 = x4) & Theme(e1,x3) & Actor(e1,x2) & v_sing(e1) & (x1 = x2) & n_man(x1))