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
d6a3
d6b4
d6c5
d6h2
d6g3
d6f4
d6e5
d6f8
d6e7
c7c5
c7c6
a7a6
h5f3
h5g4
h5g6
b7b6
f6e4
f6g4
f6d5
a5b3
a5c4
a5c6
d7b5
d7c6
d7c8
d7h3
d7g4
d7f5
d7e6
d7e7
d7d8
g7g5
g7g6
h7h6
e8a8
e8b8
e8c8
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8f8
g8h8
g8f8

## Board State Fen
4r1k1/pppq1ppp/3b1n2/nP5b/8/2PP1N1P/P1BN1PP1/R1BQ2K1 b - - 1 17
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
d6a3
d6b4
d6c5
d6h2
d6g3
d6f4
d6e5
d6f8
d6e7
c7c5
c7c6
a7a6
h5f3
h5g4
h5g6
b7b6
f6e4
f6g4
f6d5
a5b3
a5c4
a5c6
d7b5
d7c6
d7c8
d7h3
d7g4
d7f5
d7e6
d7e7
d7d8
g7g5
g7g6
h7h6
e8a8
e8b8
e8c8
e8d8
e8e1
e8e2
e8e3
e8e4
e8e5
e8e6
e8e7
e8f8
g8h8
g8f8

## Board State Fen
4r1k1/pppq1ppp/3b1n2/nP5b/8/2PP1N1P/P1BN1PP1/R1BQ2K1 b - - 1 17
assistant
f6d5