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
e7a7
e7b7
e7c7
e7d7
e7e1
e7e2
e7e3
e7e4
e7e5
e7e6
e7h7
e7g7
e7f7
e7e8
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e5
h5h6

## Board State Fen
8/4R3/2N5/5k1K/1p5p/1P5r/8/8 w - - 0 71
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
e7a7
e7b7
e7c7
e7d7
e7e1
e7e2
e7e3
e7e4
e7e5
e7e6
e7h7
e7g7
e7f7
e7e8
c6b4
c6b8
c6d4
c6d8
c6a5
c6a7
c6e5
h5h6

## Board State Fen
8/4R3/2N5/5k1K/1p5p/1P5r/8/8 w - - 0 71
assistant
e7e1