Two boys and a girl kick a ball in a sandy field.
The children are doing their homework.
Kick and homework are different.
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.(n_homework(x2) & of(x2,x1) & n_thing(x1) & n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1))