Outdoor pool party for the kids.
A birthday pool party for the kids
The outdoor pool party is not necessarily a birthday pool party.
exists s1 x1 x2 x3.(n_kid(x3) & a_topic(x1) & for(x1,x3) & n_party(x1) & of(x1,x2) & n_pool(x2) & a_outdoor(s1) & Theme(s1,x1))
exists x1 x2 x3 x4.(n_kid(x4) & a_topic(x1) & for(x1,x4) & n_party(x1) & of(x1,x3) & n_pool(x3) & of(x1,x2) & n_birthday(x2))