A child stand with an elderly women at the 96th Street subway station.
The child is alone.
If a person is standing with a woman then they are not alone.
exists s1 s2 x1 x2 x3 x4 x5 x6.(n_station(x4) & of(x4,x6) & n_subway(x6) & (x4 = x5) & ne_org_street(x5) & a_96th(s2) & Theme(s2,x4) & a_topic(x1) & with(x1,x3) & at(x3,x4) & n_woman(x3) & a_elderly(s1) & Theme(s1,x3) & n_stand(x1) & of(x1,x2) & n_child(x2))
exists s1 x1.(n_child(x1) & Theme(s1,x1) & a_alone(s1))