An older person and a small boy play in the sand near the water.
The older person and the boy are at home playing games.
They cannot be playing in the sand and at home at the same time.
exists s1 s2 s3 x1 x2 x3 x4 x5.(n_water(x5) & n_sand(x4) & a_topic(s1) & subset_of(x2,s1) & near(x2,x5) & in(x2,x4) & n_play(x2) & of(x2,x3) & n_boy(x3) & a_small(s3) & Theme(s3,x2) & subset_of(x1,s1) & n_person(x1) & r_more(s2) & a_older(s2) & Theme(s2,x1))
exists p1 s1 x1 x2 x3.(n_boy(x3) & n_person(x2) & r_more(s1) & a_older(s1) & Theme(s1,x2) & exists x4 x5 x6.(at(x1,x4) & n_game(x4) & of(x4,x6) & n_playing(x6) & of(x4,x5) & n_home(x5)) & subset_of(x3,x1) & subset_of(x2,x1))