Two children in swimwear play volleyball at a beach side court.
Near the beach, two girls are playing volleyball.
The word children doesn't specify that they are girls.
exists x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & in(x1,x2) & at(x2,x5) & n_court(x5) & of(x5,x7) & n_side(x7) & of(x5,x6) & n_beach(x6) & Time(x2,x4) & n_volleyball(x4) & n_play(x2) & of(x2,x3) & n_swimwear(x3) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_beach(x3) & near(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_volleyball(x2) & n_girl(x1) & card_eq_2(x1))