An older person and a small boy play in the sand near the water.
The two people are playing.
An older person and a small boy are two people.
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 e1 x1.(n_people(x1) & card_eq_2(x1) & Actor(e1,x1) & v_play(e1))