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
a1c1
a1b1
d1a4
d1b3
d1c2
d1b1
d1c1
e1g1
e1f1
h1f1
h1g1
a2a4
a2a3
b2b4
b2b3
d2c4
d2e4
d2b1
d2b3
d2f1
e2a6
e2b5
e2c4
e2d3
e2f1
g2g3
h2h4
h2h3
c3c4
f3e5
f3g1
f3g5
f3h4
f4e3
f4d6
f4e5
f4g3
f4h6
f4g5

## Board State Fen
r2qk2r/pp3ppp/2nbpn2/3p4/3P1Bb1/2P2N2/PP1NBPPP/R2QK2R w KQkq - 2 9
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
a1c1
a1b1
d1a4
d1b3
d1c2
d1b1
d1c1
e1g1
e1f1
h1f1
h1g1
a2a4
a2a3
b2b4
b2b3
d2c4
d2e4
d2b1
d2b3
d2f1
e2a6
e2b5
e2c4
e2d3
e2f1
g2g3
h2h4
h2h3
c3c4
f3e5
f3g1
f3g5
f3h4
f4e3
f4d6
f4e5
f4g3
f4h6
f4g5

## Board State Fen
r2qk2r/pp3ppp/2nbpn2/3p4/3P1Bb1/2P2N2/PP1NBPPP/R2QK2R w KQkq - 2 9
assistant
f4d6