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
a5a4
c5b3
c5b7
c5d3
c5d7
c5a4
c5a6
c5e4
c5e6
b6b7
b6b5
b6a7
b6a6
e7d5
e7f5
e7c6
e7c8
e7g6
e7g8
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/4nNpp/1k1KP3/p1n2P2/6P1/8/PP5P/8 b - - 8 37
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
a5a4
c5b3
c5b7
c5d3
c5d7
c5a4
c5a6
c5e4
c5e6
b6b7
b6b5
b6a7
b6a6
e7d5
e7f5
e7c6
e7c8
e7g6
e7g8
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/4nNpp/1k1KP3/p1n2P2/6P1/8/PP5P/8 b - - 8 37
assistant
e7c6