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
d4a1
d4b2
d4c3
d4a7
d4b6
d4c5
d4g1
d4f2
d4e3
d4e5
d4a4
d4b4
d4c4
d4d3
d4h4
d4g4
d4f4
d4e4
b5b4
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6
a6a5
e6f5
d7d6
f7f6
g7g5
g7g6
h7h5
h7h6
a8a7
a8b8
c8b7
e8g8
e8f8
e8e7
e8d8
h8f8
h8g8

## Board State Fen
r1b1k2r/3p1ppp/p3p3/1p1nPP2/3q4/3B4/P1PB2PP/R2Q1R1K b kq - 0 16
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
d4a1
d4b2
d4c3
d4a7
d4b6
d4c5
d4g1
d4f2
d4e3
d4e5
d4a4
d4b4
d4c4
d4d3
d4h4
d4g4
d4f4
d4e4
b5b4
d5c3
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6
a6a5
e6f5
d7d6
f7f6
g7g5
g7g6
h7h5
h7h6
a8a7
a8b8
c8b7
e8g8
e8f8
e8e7
e8d8
h8f8
h8g8

## Board State Fen
r1b1k2r/3p1ppp/p3p3/1p1nPP2/3q4/3B4/P1PB2PP/R2Q1R1K b kq - 0 16
assistant
c8b7