People in costume standing around a tree in a forest.
A group of friends are hanging out together.
Not all people around a tree are hanging out together.
exists s1 x1 x2 x3 x4.(a_topic(x1) & around(x1,x3) & in(x3,x4) & n_forest(x4) & n_tree(x3) & in(x1,x2) & n_standing(x2) & a_costume(s1) & Theme(s1,x2) & n_people(x1))
exists e1 s1 s2 x1 x2.(a_together(s2) & Manner(e1,s2) & a_out(s1) & Manner(e1,s1) & Actor(e1,x1) & v_hang(e1) & of(x1,x2) & n_friend(x2) & n_group(x1))