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
c1a1
c1b1
c1f1
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
g1h2
g1h1
g1f2
g1f1
a2a4
a2a3
g2g4
g2g3
h3h4
d4a1
d4b2
d4c3
d4a7
d4b6
d4c5
d4f2
d4e3
d4h8
d4g7
d4f6
d4e5
d4a4
d4b4
d4c4
d4d1
d4d2
d4d3
d4h4
d4g4
d4f4
d4e4
d4d5
b5a4
b5a6
b5f1
b5e2
b5d3
b5c4
b5e8
b5d7
b5c6

## Board State Fen
5kr1/pp2np1p/4q1p1/1B1p4/3Q4/7P/P5P1/2R3K1 w - - 2 23
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
c1a1
c1b1
c1f1
c1e1
c1d1
c1c8
c1c7
c1c6
c1c5
c1c4
c1c3
c1c2
g1h2
g1h1
g1f2
g1f1
a2a4
a2a3
g2g4
g2g3
h3h4
d4a1
d4b2
d4c3
d4a7
d4b6
d4c5
d4f2
d4e3
d4h8
d4g7
d4f6
d4e5
d4a4
d4b4
d4c4
d4d1
d4d2
d4d3
d4h4
d4g4
d4f4
d4e4
d4d5
b5a4
b5a6
b5f1
b5e2
b5d3
b5c4
b5e8
b5d7
b5c6

## Board State Fen
5kr1/pp2np1p/4q1p1/1B1p4/3Q4/7P/P5P1/2R3K1 w - - 2 23
assistant
d4a7