A woman pushes a child on a swing on a playground with other children.
The woman has two children at the park.
the fact that there are other children at the park besides her son, doesn't mean one of the other kids is her son as well.
exists e1 x1 x2 x3 x4 x5.(on(e1,x3) & on(x3,x4) & with(x4,x5) & -(x5 = x2) & n_child(x2) & n_child(x2) & n_child(x5) & n_playground(x4) & n_swing(x3) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_woman(x1))
exists e1 x1 x2 x3.(n_park(x3) & n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & at(x2,x3) & n_child(x2) & card_eq_2(x2))