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
g2h3
g2h2
g2h1
g2g3
g2f3
g2f1
g4g5
a7b5
a7c6
a7c8

## Board State Fen
8/N6p/5kp1/2b5/6P1/8/P5K1/8 w - - 1 43
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
g2h3
g2h2
g2h1
g2g3
g2f3
g2f1
g4g5
a7b5
a7c6
a7c8

## Board State Fen
8/N6p/5kp1/2b5/6P1/8/P5K1/8 w - - 1 43
assistant
a7b5