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
a6b5
a6a5
f6g7
f6g6
f6f7
c7c5
c7c6
d7d5
d7d6
h7h5
h7h6
d8a8
d8b8
d8c8
d8e8
f8a3
f8b4
f8c5
f8d6
f8e7
f8h6
f8g7

## Board State Fen
3r1b2/2pp3p/p4k2/1P3p2/2NP1P2/8/1PP3KP/4R3 b - - 0 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
a6b5
a6a5
f6g7
f6g6
f6f7
c7c5
c7c6
d7d5
d7d6
h7h5
h7h6
d8a8
d8b8
d8c8
d8e8
f8a3
f8b4
f8c5
f8d6
f8e7
f8h6
f8g7

## Board State Fen
3r1b2/2pp3p/p4k2/1P3p2/2NP1P2/8/1PP3KP/4R3 b - - 0 27
assistant
a6b5