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
d1f3
d1e2
d1b1
d1c1
d1e1
d1d4
d1d3
d1d2
a2a4
a2a3
f1e1
g1h1
b2b4
b2b3
a1c1
a1b1
c2b4
c2d4
c2a3
c2e1
c2e3
f2f4
f2f3
g2g3
h2h4
h2h3
c3c4
g4e2
g4f3
g4c8
g4d7
g4e6
g4f5
g4h3
g4h5
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6

## Board State Fen
1r1q1r1k/1b3ppp/p1np4/1p1Np1b1/4P1B1/2P5/PPN2PPP/R2Q1RK1 w - - 9 16
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
d1f3
d1e2
d1b1
d1c1
d1e1
d1d4
d1d3
d1d2
a2a4
a2a3
f1e1
g1h1
b2b4
b2b3
a1c1
a1b1
c2b4
c2d4
c2a3
c2e1
c2e3
f2f4
f2f3
g2g3
h2h4
h2h3
c3c4
g4e2
g4f3
g4c8
g4d7
g4e6
g4f5
g4h3
g4h5
d5c7
d5e3
d5e7
d5b4
d5b6
d5f4
d5f6

## Board State Fen
1r1q1r1k/1b3ppp/p1np4/1p1Np1b1/4P1B1/2P5/PPN2PPP/R2Q1RK1 w - - 9 16
assistant
c2e3