boy and girl make a sand castle
Children playing with sand.
Two children, a boy, and a girl, playing in the sand are making a castle.
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_make(e1) & n_castle(x4) & of(x4,x5) & n_sand(x5) & n_girl(x3) & n_boy(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 x1 x2 x3.(a_topic(x1) & with(e1,x3) & n_sand(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1))