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
c6d4
c6a7
c6e7
f7f5
f7f6
g6g5
b7a6
b7a8
b7c8
a5a4
g7f6
g7f8
g7h6
g7h8
b8a8
b8c8
d8b6
d8c7
d8h4
d8g5
d8f6
d8e7
d8c8
d8d7
e8e6
e8e7
e8f8
g8h8
g8h7
g8f8

## Board State Fen
1r1qr1k1/1b3pb1/2np2p1/p2Np2p/1pP1P2P/1P1Q2PB/P1N2P2/3RR1K1 b - - 2 20
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
c6d4
c6a7
c6e7
f7f5
f7f6
g6g5
b7a6
b7a8
b7c8
a5a4
g7f6
g7f8
g7h6
g7h8
b8a8
b8c8
d8b6
d8c7
d8h4
d8g5
d8f6
d8e7
d8c8
d8d7
e8e6
e8e7
e8f8
g8h8
g8h7
g8f8

## Board State Fen
1r1qr1k1/1b3pb1/2np2p1/p2Np2p/1pP1P2P/1P1Q2PB/P1N2P2/3RR1K1 b - - 2 20
assistant
b8a8