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
d7a7
d7b7
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7d8
e7f8
e7f7
e7f6
e7e8
e7d6

## Board State Fen
2K5/3rk3/4n3/8/8/8/8/4R3 b - - 45 62
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
d7a7
d7b7
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7d8
e7f8
e7f7
e7f6
e7e8
e7d6

## Board State Fen
2K5/3rk3/4n3/8/8/8/8/4R3 b - - 45 62
assistant
d7c7