A woman and child at an outdoor market.
A woman and child on the subway
They were at an outdoor market, not on the subway
exists s1 s2 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & at(x2,x3) & n_market(x3) & a_outdoor(s2) & Theme(s2,x3) & n_child(x2) & subset_of(x1,s1) & n_woman(x1))
exists s1 x1 x2 x3.(n_subway(x3) & a_topic(s1) & on(s1,x3) & n_child(x2) & n_woman(x1) & subset_of(x2,s1) & subset_of(x1,s1))