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
a1f1
a1e1
a1d1
a1c1
a1b1
a1a5
a1a4
a1a3
a1a2
g1h1
g1f1
b2b4
b2b3
d2c1
d2e1
d2f4
d2e3
d2c2
d2d1
d2e2
d2d3
f2f3
g2g4
g2g3
c3c4
h3h4
d4a7
d4b6
d4c5
d4e3
d4h8
d4g7
d4f6
d4e5

## Board State Fen
r5k1/7p/3b2p1/pp1p4/3B1q2/2P4P/1P1Q1PP1/R5K1 w - - 2 27
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
a1f1
a1e1
a1d1
a1c1
a1b1
a1a5
a1a4
a1a3
a1a2
g1h1
g1f1
b2b4
b2b3
d2c1
d2e1
d2f4
d2e3
d2c2
d2d1
d2e2
d2d3
f2f3
g2g4
g2g3
c3c4
h3h4
d4a7
d4b6
d4c5
d4e3
d4h8
d4g7
d4f6
d4e5

## Board State Fen
r5k1/7p/3b2p1/pp1p4/3B1q2/2P4P/1P1Q1PP1/R5K1 w - - 2 27
assistant
d2f4