Four boys in red are playing with fallen leaves.
There are four children in this picture, and they are all outside.
Four boys are four children. Boys playing with fallen leaves are all outside.
exists e1 s1 x1 x2 x3.(with(e1,x3) & n_leaf(x3) & a_fallen(s1) & Theme(s1,x3) & Actor(e1,x1) & v_play(e1) & in(x1,x2) & n_red(x2) & n_boy(x1) & card_eq_4(x1))
exists p1 s1 s2 x1 x2.(n_thing(x2) & n_picture(x2) & a_all(s2) & Manner(s1,s2) & Theme(s1,x2) & a_outside(s1) & in(p1,x2) & exists x3.((x1 = x3) & n_child(x3) & card_eq_4(x3)))