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
a2a4
a2a3
f2f4
f2f3
g2h1
g2g3
g2g1
g2f1
h2g4
h2f1
h2f3
h4h5
f7a7
f7b7
f7c7
f7d7
f7e7
f7f5
f7f6
f7h7
f7g7
f7f8

## Board State Fen
8/5R2/1kp4p/p2r1p2/1b4pP/1P6/P4PKN/8 w - - 4 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
a2a4
a2a3
f2f4
f2f3
g2h1
g2g3
g2g1
g2f1
h2g4
h2f1
h2f3
h4h5
f7a7
f7b7
f7c7
f7d7
f7e7
f7f5
f7f6
f7h7
f7g7
f7f8

## Board State Fen
8/5R2/1kp4p/p2r1p2/1b4pP/1P6/P4PKN/8 w - - 4 40
assistant
h2f1