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
b5b1
b5b2
b5b3
b5b4
b5h5
b5g5
b5f5
b5e5
b5d5
b5c5
b5b8
b5b7
b5b6
c6b7
c6f3
c6e4
c6d5
c6e8
c6d7
h6h5
g7g5
g7g6
a8a6
a8a7
a8f8
a8e8
a8d8
a8c8
a8b8
g8h8
g8h7
g8f8
g8f7

## Board State Fen
r5k1/6p1/2b4p/pr6/B7/R1P2P2/6PP/R5K1 b - - 10 25
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
b5b1
b5b2
b5b3
b5b4
b5h5
b5g5
b5f5
b5e5
b5d5
b5c5
b5b8
b5b7
b5b6
c6b7
c6f3
c6e4
c6d5
c6e8
c6d7
h6h5
g7g5
g7g6
a8a6
a8a7
a8f8
a8e8
a8d8
a8c8
a8b8
g8h8
g8h7
g8f8
g8f7

## Board State Fen
r5k1/6p1/2b4p/pr6/B7/R1P2P2/6PP/R5K1 b - - 10 25
assistant
b5c5