A small male child playing in the sand.
A child is playing in the sand.
A small male child is a type of child, and playing is a rephrasing of is playing.
exists s1 s2 x1 x2 x3.(n_sand(x3) & a_topic(x1) & in(x1,x3) & n_playing(x1) & of(x1,x2) & n_child(x2) & a_male(s2) & Theme(s2,x1) & a_small(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_sand(x2) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))