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
a1f1
a1e1
a1d1
a1c1
a1b1
a1a2
g1h1
g1f1
b2b4
b2b3
g2f1
g2f3
g2h1
g2h3
h2h4
h2h3
a3a4
g3g4

## Board State Fen
3r2k1/5ppp/2n5/p1p5/8/P4bP1/1P3PBP/R5K1 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
a1f1
a1e1
a1d1
a1c1
a1b1
a1a2
g1h1
g1f1
b2b4
b2b3
g2f1
g2f3
g2h1
g2h3
h2h4
h2h3
a3a4
g3g4

## Board State Fen
3r2k1/5ppp/2n5/p1p5/8/P4bP1/1P3PBP/R5K1 w - - 0 20
assistant
g2f3