Children climbing huge tree.
Friends are climbing a tree to get a good look at nature.
There is nothing about some children climbing a tree that implies any sort of relationship, such as that they are friends. There is nothing about their climbing that implies the reason for doing so, such as getting a good look at nature.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_climb(e1) & n_tree(x3) & a_huge(s1) & Theme(s1,x3) & (x1 = x2) & n_child(x1))
exists e1 p1 x1 x2 x3.(Topic(e1,p1) & exists e2 s1 x4 x5.(Theme(e2,x4) & Actor(e2,x1) & v_get(e2) & at(x4,x5) & n_nature(x5) & n_look(x4) & a_good(s1) & Theme(s1,x4)) & Theme(e1,x3) & Actor(e1,x2) & v_climb(e1) & n_tree(x3) & n_friend(x2) & n_friend(x1))