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
a4a3
c4c3
h4h3
f6e4
f6e8
f6g4
f6g8
f6d5
f6d7
f6h5
f6h7
g6g5
g7h8
g7h7
g7h6
g7g8
g7f8
g7f7

## Board State Fen
8/6k1/1N3np1/4p3/p1p1P2p/5P2/P5P1/2K5 b - - 1 39
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
a4a3
c4c3
h4h3
f6e4
f6e8
f6g4
f6g8
f6d5
f6d7
f6h5
f6h7
g6g5
g7h8
g7h7
g7h6
g7g8
g7f8
g7f7

## Board State Fen
8/6k1/1N3np1/4p3/p1p1P2p/5P2/P5P1/2K5 b - - 1 39
assistant
f6h5