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
e4e3
d6a6
d6b6
d6c6
d6d1
d6d2
d6d3
d6d4
d6d5
d6e6
d6d8
d6d7
f6f5
a7a5
a7a6
h7h5
h7h6
e8d8
f8e7
f8h6
f8g7
h8g8

## Board State Fen
4kb1r/pR5p/3r1p2/8/2B1p3/2N5/PPK3PP/8 b - - 2 20
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
e4e3
d6a6
d6b6
d6c6
d6d1
d6d2
d6d3
d6d4
d6d5
d6e6
d6d8
d6d7
f6f5
a7a5
a7a6
h7h5
h7h6
e8d8
f8e7
f8h6
f8g7
h8g8

## Board State Fen
4kb1r/pR5p/3r1p2/8/2B1p3/2N5/PPK3PP/8 b - - 2 20
assistant
d6d4