A blond boy slides into a green backyard pool.
A boy slides into his friend's pool.
All pools are not necessarily be his friend's pool.
exists e1 s1 s2 x1 x2 x3.(into(e1,x2) & n_pool(x2) & of(x2,x3) & n_backyard(x3) & a_green(s2) & Theme(s2,x2) & Actor(e1,x1) & v_slide(e1) & n_boy(x1) & a_blond(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(into(e1,x3) & n_pool(x3) & of(x3,x2) & n_friend(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_slide(e1) & n_boy(x1))