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
a1b1
c1a3
c1b2
c1d2
g1h1
g1f2
g1f1
a2f2
a2e2
a2d2
a2c2
a2b2
a2a6
a2a5
a2a4
a2a3
g2f1
g2h1
g2h3
h2h4
h2h3
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g4
f3d1
f3e2
f3b7
f3c6
f3d5
f3e4
f3h5
f3g4
f3f1
f3f2
g3g4
d4d5
f4f5

## Board State Fen
2kr3r/1bq1bp2/pn2p1p1/1p2P2p/2pP1P2/2P1NQP1/R5BP/R1B3K1 w - - 0 20
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
a1b1
c1a3
c1b2
c1d2
g1h1
g1f2
g1f1
a2f2
a2e2
a2d2
a2c2
a2b2
a2a6
a2a5
a2a4
a2a3
g2f1
g2h1
g2h3
h2h4
h2h3
e3d1
e3d5
e3f1
e3f5
e3c2
e3c4
e3g4
f3d1
f3e2
f3b7
f3c6
f3d5
f3e4
f3h5
f3g4
f3f1
f3f2
g3g4
d4d5
f4f5

## Board State Fen
2kr3r/1bq1bp2/pn2p1p1/1p2P2p/2pP1P2/2P1NQP1/R5BP/R1B3K1 w - - 0 20
assistant
f3e2