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
h6h5
b7c8
b7c7
b7b8
b7b6
b7a8
b7a7
b7a6
d7b5
d7c6
d7c8
d7e6
d7e8

## Board State Fen
8/1k1b4/3p3p/3p1p2/pP1N1P1P/2P5/3K4/8 b - - 9 80
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
h6h5
b7c8
b7c7
b7b8
b7b6
b7a8
b7a7
b7a6
d7b5
d7c6
d7c8
d7e6
d7e8

## Board State Fen
8/1k1b4/3p3p/3p1p2/pP1N1P1P/2P5/3K4/8 b - - 9 80
assistant
b7c7