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
b6a4
b6a8
b6c4
b6d5
b6d7
f6e4
f6g4
f6d5
f6d7
f6h5
a6a5
b7a8
b7d5
b7c6
g7g5
g7g6
h7h5
h7h6
c8a8
c8b8
c8c3
c8c4
c8c5
c8c6
c8c7
d8c7
d8e7
d8d7
e8e6
e8e7
f8e7
g8h8

## Board State Fen
2rqrbk1/1b3ppp/pn1p1n2/1p1Pp3/1P2P3/2PB1N1P/1B1N1PP1/R2QR1K1 b - - 2 18
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
b6a4
b6a8
b6c4
b6d5
b6d7
f6e4
f6g4
f6d5
f6d7
f6h5
a6a5
b7a8
b7d5
b7c6
g7g5
g7g6
h7h5
h7h6
c8a8
c8b8
c8c3
c8c4
c8c5
c8c6
c8c7
d8c7
d8e7
d8d7
e8e6
e8e7
f8e7
g8h8

## Board State Fen
2rqrbk1/1b3ppp/pn1p1n2/1p1Pp3/1P2P3/2PB1N1P/1B1N1PP1/R2QR1K1 b - - 2 18
assistant
g7g6