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
a4a3
c5c4
a6a5
c6b4
c6d4
c6a5
c6a7
c6e7
e6d5
e6h3
e6g4
e6f5
d7c8
d7a7
d7b7
d7c7
d7e7
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6
b8a8
b8b2
b8b3
b8b4
b8b5
b8b6
b8b7
b8c8
d8a5
d8b6
d8c7
d8h4
d8g5
d8f6
d8e7
e8e7
e8f8
g8h8
g8f8

## Board State Fen
1r1br1k1/3q1ppp/p1npb3/2pBp3/p3P3/2PPNN2/1PQ2PPP/R2R2K1 b - - 1 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
a4a3
c5c4
a6a5
c6b4
c6d4
c6a5
c6a7
c6e7
e6d5
e6h3
e6g4
e6f5
d7c8
d7a7
d7b7
d7c7
d7e7
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6
b8a8
b8b2
b8b3
b8b4
b8b5
b8b6
b8b7
b8c8
d8a5
d8b6
d8c7
d8h4
d8g5
d8f6
d8e7
e8e7
e8f8
g8h8
g8f8

## Board State Fen
1r1br1k1/3q1ppp/p1npb3/2pBp3/p3P3/2PPNN2/1PQ2PPP/R2R2K1 b - - 1 20
assistant
e6d5