+--x-+
                    x
   +         +      +----+
   o         o          /
   +----+----+---------+
   o    |    x 
   +    +    +
        x 
        1
     Stratz
 	               +--x-+
                    x
   +         +      +----+
   o         o          /
   +----+----+---------+
   o    |    x 
   +    +    +
        x 
        1
     Stratz