Young boys are hanging out on the sidewalk next to trees, while one boy is exploring the dirt around the tree.
A boy is climbing a tree at his home.
Young boys cannot be hanging out beside a tree while climbing the tree at the same time.
exists e1 p1 s1 s2 s3 x1 x2 x3 x4 x6.(n_dirt(x6) & n_sidewalk(x2) & exists e2 x5.(around(e2,x4) & Theme(e2,x6) & Actor(e2,x5) & v_explore(e2) & n_boy(x5) & card_eq_1(x5)) & n_tree(x4) & n_tree(x4) & while(e1,p1) & a_out(s3) & Manner(e1,s3) & on(e1,x2) & to(s2,x4) & Theme(s2,x3) & a_next(s2) & (x2 = x3) & Actor(e1,x1) & v_hang(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_home(x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_tree(x2) & n_boy(x1))