+
|
o
+--+o-+
| |
+--+o-+ 1
| | |
+--+o-+ +--+ +--+--+
| | | |
+ +--+--+--+ + +
| | | | | |
+--+--+ +-o+-x+ | + +--+--+--+--+--+
| | | | | | | |
+--+--+--+--+--+--+--+--+--+--+--+ + |
| | | | | | +
+--+--+ + +--+--+--+ |
| | / |
+<-+--+-+-+ x +
+ |
/ |
+-+-+-+-+-+
1 = Urd River {all}
Here is the universal key.