Two boys and a girl kick a ball in a sandy field.
Some children are playing soccer.
Children might kick a ball around without playing soccer.
exists s1 x1.(a_topic(s1) & all x2.(n_ball(x2) -> exists s2 x3 x4 x5.(subset_of(x3,s1) & in(x3,x5) & n_field(x5) & a_sandy(s2) & Theme(s2,x5) & for(x3,x2) & n_kick(x3) & of(x3,x4) & n_girl(x4))) & subset_of(x1,s1) & n_boy(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_soccer(x2) & n_child(x1))