+
o|
/ +
+ o
x +
/ |
v + +
+ o o
+----+----+----+
+ | o |
o | + +-o--+ |\
+----+--o-+-o--+ | | |/
o | + + +-o--+
+ | o | | |\
+--o-+-o--+----+-o--+ |/
o
+
/
(maze)
|
o
+
|
+
/
+
/
+
/
+
/
+
/
+
/
1
Yggdrasil