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
a3d6
e7f7
e7e8
e7e6
e7d8
e7d7
e7d6

## Board State Fen
8/p3k3/1p1B1p2/1P4p1/P5P1/b2B4/4K2P/8 b - - 0 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
a3d6
e7f7
e7e8
e7e6
e7d8
e7d7
e7d6

## Board State Fen
8/p3k3/1p1B1p2/1P4p1/P5P1/b2B4/4K2P/8 b - - 0 39
assistant
e7d6