Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
g6a6
g6b6
g6c6
g6d6
g6e6
g6f6
g6g5
g6h6
g6g8
g6g7
c7a5
c7b6
c7b8
c7h2
c7g3
c7f4
c7e5
c7d6
c7d8
f7f6
c8d8
c8d7
c8b8

## Board State Fen
2k5/R1b2p2/6r1/5KP1/8/8/8/8 b - - 12 59
system
You are a chess playing AI.
user
Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
g6a6
g6b6
g6c6
g6d6
g6e6
g6f6
g6g5
g6h6
g6g8
g6g7
c7a5
c7b6
c7b8
c7h2
c7g3
c7f4
c7e5
c7d6
c7d8
f7f6
c8d8
c8d7
c8b8

## Board State Fen
2k5/R1b2p2/6r1/5KP1/8/8/8/8 b - - 12 59
assistant
c8b8