Two children playing in a church.
The children are in a classroom.
Two children playing in a church they are not in a classroom.
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_church(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1) & card_eq_2(x1))
exists p1 x1.(n_child(x1) & exists x2.(in(x1,x2) & n_classroom(x2)))