A woman in red plays a guitar and sings while couples dance.
She was in a band.
The woman singing does not need to be in a band.
exists e1 x1 x2 x3 x4 x5 x6 x7.(while(e1,x6) & n_dance(x6) & of(x6,x7) & n_couple(x7) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_sing(x5) & n_guitar(x4) & subset_of(x5,x3) & subset_of(x4,x3) & in(x1,x2) & n_red(x2) & n_woman(x1))
exists p1 x1.(n_female(x1) & exists x2.(in(x1,x2) & n_band(x2)))