Four males playing music in a band.
A woman sings a song at a venue.
one is about four males playing music while the other is about a woman singing a song
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_band(x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_music(x3) & (x1 = x2) & n_male(x1) & card_eq_4(x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_venue(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sing(e1) & n_song(x2) & n_woman(x1))