Two young boys sitting in water and digging in the sand.
Two young boys are playing a game.
Sitting in water and digging in sand does not mean the boys are playing a game.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_sand(x6) & a_topic(x1) & in(e1,x6) & in(e1,x3) & subset_of(x5,x3) & n_digging(x5) & subset_of(x4,x3) & n_water(x4) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_game(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))