- BOAT_REGIONS = [0, 1]      # Ships can only land at these region and 
-                              # the player can only board from these region. 
-   
-   SHIP_REGIONS = [1, 3]      # Ships can only land at these region and 
-                              # the player can only board from these region. 
-   
-   AIRSHIP_REGIONS = [2]      # Airships can only land on an airship region 
-                              # 0 is any tile not painted with a region number. 
- BOAT_REGIONS = [0, 1]      # Ships can only land at these region and 
 
-                              # the player can only board from these region. 
 
-   
 
-   SHIP_REGIONS = [1, 3]      # Ships can only land at these region and 
 
-                              # the player can only board from these region. 
 
-   
 
-   AIRSHIP_REGIONS = [2]      # Airships can only land on an airship region 
 
-                              # 0 is any tile not painted with a region number.