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
c2d2
c2d1
c2c1
c2b2
c2b1
a3a4
g4g5
f6e4
f6e8
f6g8
f6d5
f6h5
f6h7
d7a7
d7b7
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7h7
d7g7
d7f7
d7e7
d7d8

## Board State Fen
2k5/3R4/p1p1nNp1/1pP5/6P1/P6r/2K5/8 w - - 5 47
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
c2d2
c2d1
c2c1
c2b2
c2b1
a3a4
g4g5
f6e4
f6e8
f6g8
f6d5
f6h5
f6h7
d7a7
d7b7
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7h7
d7g7
d7f7
d7e7
d7d8

## Board State Fen
2k5/3R4/p1p1nNp1/1pP5/6P1/P6r/2K5/8 w - - 5 47
assistant
d7d6