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
e4a4
e4b4
e4c4
e4d4
e4f4
e4e8
e4e7
e4e6
e4e5
d5d6
d5d4
d5c6
d5c5
d5c4

## Board State Fen
8/8/5k2/3K2p1/4R1P1/4P1r1/8/8 w - - 11 94
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
e4a4
e4b4
e4c4
e4d4
e4f4
e4e8
e4e7
e4e6
e4e5
d5d6
d5d4
d5c6
d5c5
d5c4

## Board State Fen
8/8/5k2/3K2p1/4R1P1/4P1r1/8/8 w - - 11 94
assistant
d5c5