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
c5d4
c5c4
e6e5
f6d4
f6e5
f6d8
f6e7
f6h4
f6g5
f6f3
f6f4
f6f5
f6g6
h6h5
a7a5
a7a6
b7b5
b7b6
d7e5
d7b6
d7b8
g7g5
g7g6
a8b8
f8d8
f8e8
g8h8

## Board State Fen
r1b2rk1/pp1n1pp1/4pq1p/2p5/3P4/2QBPN2/PP3PPP/R4RK1 b - - 1 13
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
c5d4
c5c4
e6e5
f6d4
f6e5
f6d8
f6e7
f6h4
f6g5
f6f3
f6f4
f6f5
f6g6
h6h5
a7a5
a7a6
b7b5
b7b6
d7e5
d7b6
d7b8
g7g5
g7g6
a8b8
f8d8
f8e8
g8h8

## Board State Fen
r1b2rk1/pp1n1pp1/4pq1p/2p5/3P4/2QBPN2/PP3PPP/R4RK1 b - - 1 13
assistant
b7b6