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
b2a2
b2b1
b2h2
b2g2
b2f2
b2e2
b2d2
b2c2
b2b6
b2b5
b2b4
b2b3
e4d2
e4d6
e4f2
e4f6
e4c3
e4c5
e4g3
e4g5
c6d7
c6c7
c6b6
b7b5
b7b6
h7h5
h7h6

## Board State Fen
8/1p5p/2k5/R4N2/4nK2/8/1r5P/8 b - - 3 41
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
b2a2
b2b1
b2h2
b2g2
b2f2
b2e2
b2d2
b2c2
b2b6
b2b5
b2b4
b2b3
e4d2
e4d6
e4f2
e4f6
e4c3
e4c5
e4g3
e4g5
c6d7
c6c7
c6b6
b7b5
b7b6
h7h5
h7h6

## Board State Fen
8/1p5p/2k5/R4N2/4nK2/8/1r5P/8 b - - 3 41
assistant
e4c5