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
b5a4
b5d3
b5c4
b5e8
b5d7
b5c6
f6a1
f6b2
f6c3
f6d4
f6e5
f6d8
f6e7
f6h4
f6g5
g7g5
g7g6
h7h5
h7h6
b8a8
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
1r3rk1/5ppp/p4b2/Pb1R4/8/3N2P1/3NPP1P/2R3K1 b - - 2 27
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
b5a4
b5d3
b5c4
b5e8
b5d7
b5c6
f6a1
f6b2
f6c3
f6d4
f6e5
f6d8
f6e7
f6h4
f6g5
g7g5
g7g6
h7h5
h7h6
b8a8
b8b6
b8b7
b8e8
b8d8
b8c8
f8c8
f8d8
f8e8
g8h8

## Board State Fen
1r3rk1/5ppp/p4b2/Pb1R4/8/3N2P1/3NPP1P/2R3K1 b - - 2 27
assistant
f8d8