Two children and an adult digging a hole in the sand in winter clothing.
Four people are playing with clay.
Four people is not the same a children and an adult.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7.(n_sand(x5) & a_topic(s1) & subset_of(x2,s1) & in(e1,x6) & n_clothing(x6) & of(x6,x7) & n_winter(x7) & in(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_dig(e1) & n_hole(x4) & (x2 = x3) & n_adult(x2) & subset_of(x1,s1) & n_child(x1) & card_eq_2(x1))
exists e1 x1 x2.(with(e1,x2) & n_clay(x2) & Actor(e1,x1) & v_play(e1) & n_people(x1) & card_eq_4(x1))