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
b5a3
b5a7
b5c3
b5c7
b5d6
d5c5
d5f5
d5e5
d5d7
d5d6
h5g4
h5h4
c6c5
f6f5
g6h7
g6h6
g6g7
g6f7
b7b6
d8a8
d8b8
d8c8
d8d6
d8d7
d8e8
f8b4
f8c5
f8d6
f8e7
f8h6
f8g7

## Board State Fen
3r1b2/1p6/p1p2pk1/Pn1r2pp/1PRp2P1/1N1P3P/1B2PPK1/5R2 b - - 2 31
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
b5a3
b5a7
b5c3
b5c7
b5d6
d5c5
d5f5
d5e5
d5d7
d5d6
h5g4
h5h4
c6c5
f6f5
g6h7
g6h6
g6g7
g6f7
b7b6
d8a8
d8b8
d8c8
d8d6
d8d7
d8e8
f8b4
f8c5
f8d6
f8e7
f8h6
f8g7

## Board State Fen
3r1b2/1p6/p1p2pk1/Pn1r2pp/1PRp2P1/1N1P3P/1B2PPK1/5R2 b - - 2 31
assistant
f6f5