+----+----+
                                                |    |    |
        +---------------------------------------+----+----+----+
       /                                        |    |    |     \
      /                     +----+----+         +----+----+      \   
     /                      |    |    |                           \ 
    +-----------------------+----+----+----------------------------+
   /                        |    |    |                             \
   |         +----+         +----+----+                   +         |
   \         |    |                                       |         /
    \        +----+----+----+----+----+----+----+----+----+        /
     \       |    |                   |                   o       /
      \      +----+    +    +    +    +    +    +    +    S      /
       \               o    o    o    |    o    o    o          /
        +--------------+----+----+----+----+----+----+---------+
                       o    o    o    |\   o    o    o
                       +    +    +    + |  +    +    +
                                      o |
                                      +  \
                                      x   'push fountain' leads
                                      +    to No Exit room
                                      |
                                      +
                                      |
                                      +
                                      |
                                      1