A  B  C  D  E  F  G  H  I  J  K
 0       
           W         B
           /\       /\ 
 1        +--+--+--+--+--+--+
          | 12  |  9  | 10  | G
          | Lum | Grn | Ore |/\
 2     +--+--+--+--+--+--+--+--+
     ?/| 11  |  6  |  5  |  8  |
      \| Lum | Grn | Grn | Wol |
 3  +--+--+--+--+--+--+--+--+--+--+
    |  4  |  3  | 11  |  4  |  3  |\?
    | Cly | Ore | Cly | Lum | Wol |/
 4  +--+--+--+--+--+--+--+--+--+--+
     O/|  8  | 10  |  9  |     |
      \| Wol | Grn | Wol | Dst |
 5     +--+--+--+--+--+--+--+--+
          |  5  |  2  |  6  |\/
          | Cly | Ore | Lum | ?
 6        +--+--+--+--+--+--+
           \/       \/
           ?         L
 7