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
a6f1
a6e2
a6d3
a6c4
a6b5
a6c8
a6b7
b6b5
f6e5
f6f5
g6g5
f8g8
f8e7

## Board State Fen
5k2/p5p1/bp1Nppp1/4P3/5P2/P1P3P1/6P1/6K1 b - - 2 35
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
a6f1
a6e2
a6d3
a6c4
a6b5
a6c8
a6b7
b6b5
f6e5
f6f5
g6g5
f8g8
f8e7

## Board State Fen
5k2/p5p1/bp1Nppp1/4P3/5P2/P1P3P1/6P1/6K1 b - - 2 35
assistant
f8e7