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
d1d2
c1h6
c1g5
c1f4
c1e3
c1d2
e1f1
e1e3
e1e2
g1h1
g1f1
g2g4
g2g3
h2h4
h2h3
b3b4
d3d4
f3e5
f3g5
f3d2
f3d4
f3h4
e4d5
b5a3
b5a7
b5c3
b5c7
b5d4
b5d6

## Board State Fen
b2qr1k1/2p1bppp/5n2/1N1pp3/4P3/1P1P1N2/1P3PPP/2BQR1K1 w - d6 0 15
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
d1d2
c1h6
c1g5
c1f4
c1e3
c1d2
e1f1
e1e3
e1e2
g1h1
g1f1
g2g4
g2g3
h2h4
h2h3
b3b4
d3d4
f3e5
f3g5
f3d2
f3d4
f3h4
e4d5
b5a3
b5a7
b5c3
b5c7
b5d4
b5d6

## Board State Fen
b2qr1k1/2p1bppp/5n2/1N1pp3/4P3/1P1P1N2/1P3PPP/2BQR1K1 w - d6 0 15
assistant
e4d5