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
b5b4
b6a5
b6a7
b6e3
b6d4
b6c5
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e7
f6e4
f6e8
f6g4
f6g8
f6d5
f6d7
f6h5
f7g8
f7g6
f7f8
f7e8
f7e7
g7g5
g7g6
h7h5
h7h6
a8a1
a8a2
a8a3
a8a4
a8a5
a8a6
a8a7
a8h8
a8g8
a8f8
a8e8
a8d8
a8c8
a8b8

## Board State Fen
r7/2p2kpp/1bn1pn2/1p2p3/4P3/2PBNP2/1P2K1PP/3RB3 b - - 2 26
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
b5b4
b6a5
b6a7
b6e3
b6d4
b6c5
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e7
f6e4
f6e8
f6g4
f6g8
f6d5
f6d7
f6h5
f7g8
f7g6
f7f8
f7e8
f7e7
g7g5
g7g6
h7h5
h7h6
a8a1
a8a2
a8a3
a8a4
a8a5
a8a6
a8a7
a8h8
a8g8
a8f8
a8e8
a8d8
a8c8
a8b8

## Board State Fen
r7/2p2kpp/1bn1pn2/1p2p3/4P3/2PBNP2/1P2K1PP/3RB3 b - - 2 26
assistant
a8a2