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
a1b2
a1d1
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
e1g1
e1f1
e1d2
e1d1
h1f1
h1g1
g2g3
h2h4
h2h3
c3b1
c3b5
c3d1
c3d5
c3a2
c3a4
c3e4
f3e5
f3g1
f3g5
f3d2
f3d4
f3h4
f4c1
f4d2
f4e3
f4c7
f4d6
f4e5
f4g3
f4h6
f4g5
c5c6

## Board State Fen
1nbqr1k1/2p2ppp/8/2P5/3p1Bn1/2N2N2/4BPPP/Q3K2R w K - 0 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
a1b2
a1d1
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
e1g1
e1f1
e1d2
e1d1
h1f1
h1g1
g2g3
h2h4
h2h3
c3b1
c3b5
c3d1
c3d5
c3a2
c3a4
c3e4
f3e5
f3g1
f3g5
f3d2
f3d4
f3h4
f4c1
f4d2
f4e3
f4c7
f4d6
f4e5
f4g3
f4h6
f4g5
c5c6

## Board State Fen
1nbqr1k1/2p2ppp/8/2P5/3p1Bn1/2N2N2/4BPPP/Q3K2R w K - 0 17
assistant
e1g1