Two children are on the beach and are playing in the wet sand.
The children have pails and shovels.
Just because two children are on the beach doesn't imply children have pails and shovels.
exists e1 p1 s1 x1 x2 x3 x4.(n_sand(x3) & a_wet(s1) & Theme(s1,x3) & n_beach(x4) & in(e1,x3) & Actor(e1,x2) & v_play(e1) & n_child(x2) & card_eq_2(x2) & on(x1,x4) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & subset_of(x4,x2) & n_shovel(x4) & subset_of(x3,x2) & n_pail(x3))