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
d1a1
d1b1
d1c1
d1f1
d1e1
d1d4
d1d3
d1d2
g1h1
g1f1
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
a3b1
a3b5
a3c2
a3c4
b3b4
c3c4
e3c1
e3d2
e3a7
e3b6
e3c5
e3d4
e3h6
e3g5
e3f4
d5a5
d5b5
d5c5
d5d2
d5d3
d5d4
d5e5
d5d6

## Board State Fen
5b1r/1p3kpp/p1rn1p2/3Rp3/8/NPP1B3/1P3PPP/3R2K1 w - - 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
d1a1
d1b1
d1c1
d1f1
d1e1
d1d4
d1d3
d1d2
g1h1
g1f1
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
a3b1
a3b5
a3c2
a3c4
b3b4
c3c4
e3c1
e3d2
e3a7
e3b6
e3c5
e3d4
e3h6
e3g5
e3f4
d5a5
d5b5
d5c5
d5d2
d5d3
d5d4
d5e5
d5d6

## Board State Fen
5b1r/1p3kpp/p1rn1p2/3Rp3/8/NPP1B3/1P3PPP/3R2K1 w - - 2 20
assistant
a3c4