An adult and child walking along the beach on the sand.
the child was at the zoo
Two people are more than one. The beach is not at the zoo.
exists s1 x1 x2 x3 x4 x5.(n_sand(x5) & n_beach(x4) & a_topic(s1) & along(s1,x4) & on(x4,x5) & subset_of(x2,s1) & n_walking(x2) & of(x2,x3) & n_child(x3) & subset_of(x1,s1) & n_adult(x1))
exists p1 x1 x2.(n_zoo(x2) & n_child(x1) & at(x1,x2))