A group of young men on stage sing together with looks of passionate expression on their faces.
The group of men are singing Christmas songs.
Just because group of men are singing doesn't mean they are singing Christmas songs.
exists e1 p1 s1 s2 x1 x2 x3 x4 x5 x6.(with(e1,x4) & of(x4,x5) & on(x5,x6) & n_face(x6) & of(x6,x1) & n_thing(x1) & n_expression(x5) & a_passionate(s2) & Theme(s2,x5) & n_look(x4) & exists s3.(Theme(s3,x1) & a_together(s3)) & Topic(e1,p1) & Actor(e1,x1) & v_sing(e1) & of(x1,x2) & on(x2,x3) & n_stage(x3) & n_man(x2) & a_young(s1) & Theme(s1,x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(n_group(x1) & Theme(e1,x3) & Actor(e1,x1) & v_sing(e1) & n_song(x3) & (x3 = x4) & ne_tim_christmas(x4) & of(x1,x2) & n_man(x2))