One girl sitting down reading and another girl standing in front of her.
A group are singing songs together.
A girl sitting down reading cannot be in the group that are singing songs together.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(a_topic(s1) & subset_of(x5,s1) & in(x5,x7) & of(x7,x3) & n_female(x3) & n_front(x7) & n_standing(x5) & of(x5,x6) & n_girl(x6) & -(x5 = x4) & n_standing(x4) & of(x4,x1) & n_girl(x1) & n_girl(x1) & subset_of(x1,s1) & down(e1,x3) & n_reading(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & card_eq_1(x1))
exists e1 p1 x1 x2.(exists s1.(Theme(s1,x2) & a_together(s1)) & Recipient(e1,p1) & Actor(e1,x1) & Topic(e1,x2) & v_sing(e1) & n_song(x2) & n_group(x1))