Two young people are climbing a ladder, the young lady is halfway in the tree covered with leaves and the friend in the blue shirt is smiling from behind.
They are inside.
If the people are outside climbing a ladder, they are not inside.
exists e3 e1 e2 p1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_shirt(x8) & a_blue(s3) & Theme(s3,x8) & n_friend(x7) & n_tree(x4) & n_lady(x3) & a_young(s2) & Theme(s2,x3) & from(e3,x9) & n_behind(x9) & Actor(e3,x7) & v_smile(e3) & in(x7,x8) & in(p1,x4) & with(e2,x6) & n_leaf(x6) & Theme(e2,x5) & v_cover(e2) & (x4 = x5) & exists x10.((x3 = x10) & n_halfway(x10)) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_ladder(x2) & n_people(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1.(n_thing(x1) & a_inside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_be(e1))