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
c6c5
d6a3
d6b4
d6c5
d6h2
d6g3
d6f4
d6e5
d6f8
d6e7
e6d4
e6d8
e6f4
e6f8
e6c5
e6g5
f6f5
h6h5
a7a5
a7a6
b7b5
b7b6
c7a5
c7b6
c7b8
c7d8
c7e7
c7d7
c7c8
g7g5
g7g6
a8d8
a8c8
a8b8
e8b8
e8c8
e8d8
e8e7
e8f8
g8h8
g8f8

## Board State Fen
r3r1k1/ppq2pp1/2pbnp1p/8/2PP2B1/4B2P/PPQ2PP1/3R1RK1 b - - 4 16
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
c6c5
d6a3
d6b4
d6c5
d6h2
d6g3
d6f4
d6e5
d6f8
d6e7
e6d4
e6d8
e6f4
e6f8
e6c5
e6g5
f6f5
h6h5
a7a5
a7a6
b7b5
b7b6
c7a5
c7b6
c7b8
c7d8
c7e7
c7d7
c7c8
g7g5
g7g6
a8d8
a8c8
a8b8
e8b8
e8c8
e8d8
e8e7
e8f8
g8h8
g8f8

## Board State Fen
r3r1k1/ppq2pp1/2pbnp1p/8/2PP2B1/4B2P/PPQ2PP1/3R1RK1 b - - 4 16
assistant
d6f4