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
d1c2
d1e2
d1b1
d1c1
d1d2
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
g2g4
g2g3
f3e5
f3g5
f3d2
f3d4
f3h4
d3d4
h2h4
h2h3
c3c4
e1f1
e1e3
e1e2
b3a2
b3a4
b3c2
b3e6
b3d5
b3c4
g1h1
g1f1

## Board State Fen
2r2rk1/1p3pp1/2npbq1p/1p2p3/1P2P3/1BPP1N2/5PPP/R2QR1K1 w - - 0 18
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
d1c2
d1e2
d1b1
d1c1
d1d2
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
g2g4
g2g3
f3e5
f3g5
f3d2
f3d4
f3h4
d3d4
h2h4
h2h3
c3c4
e1f1
e1e3
e1e2
b3a2
b3a4
b3c2
b3e6
b3d5
b3c4
g1h1
g1f1

## Board State Fen
2r2rk1/1p3pp1/2npbq1p/1p2p3/1P2P3/1BPP1N2/5PPP/R2QR1K1 w - - 0 18
assistant
b3e6