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
f1a6
f1b5
f1c4
f1d3
f1e2
f1h3
f1g2
a2a4
a2a3
b2b4
b2b3
h2h1
c3c4
d4c2
d4c6
d4e2
d4e6
d4b3
d4b5
d4f3
d4f5
f4g5
f4f5

## Board State Fen
2b5/4nkp1/2p5/3p2q1/3N1P1p/2P5/PP5K/5B2 w - - 0 40
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
f1a6
f1b5
f1c4
f1d3
f1e2
f1h3
f1g2
a2a4
a2a3
b2b4
b2b3
h2h1
c3c4
d4c2
d4c6
d4e2
d4e6
d4b3
d4b5
d4f3
d4f5
f4g5
f4f5

## Board State Fen
2b5/4nkp1/2p5/3p2q1/3N1P1p/2P5/PP5K/5B2 w - - 0 40
assistant
f4g5