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
a6c4
a6b5
a6c8
a6b7
f6f5
h7h5
h7h6
e6e5
b8a8
b8b1
b8b2
b8b3
b8b4
b8b5
b8b6
b8b7
b8c8
d8c8
d8d1
d8d2
d8d3
d8d4
d8d5
d8d6
d8d7
d8f8
d8e8
g8h8
g8g7
g8f8

## Board State Fen
1r1r2k1/p4p1p/b1p1pp2/2P5/P1P5/6P1/5PBP/R2R2K1 b - - 3 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
a6c4
a6b5
a6c8
a6b7
f6f5
h7h5
h7h6
e6e5
b8a8
b8b1
b8b2
b8b3
b8b4
b8b5
b8b6
b8b7
b8c8
d8c8
d8d1
d8d2
d8d3
d8d4
d8d5
d8d6
d8d7
d8f8
d8e8
g8h8
g8g7
g8f8

## Board State Fen
1r1r2k1/p4p1p/b1p1pp2/2P5/P1P5/6P1/5PBP/R2R2K1 b - - 3 26
assistant
d8d1