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
a1c1
a1b1
a1a4
a1a3
a1a2
d1b1
d1c1
d1d3
d1d2
e1f1
g1h1
g1f1
b2b4
b2b3
e2a6
e2b5
e2c4
e2d3
e2f1
g2g4
g2g3
h2d6
h2e5
h2f4
h2g3
c3b1
c3b5
c3d5
c3a2
c3a4
c3e4
f3e5
f3g5
f3d2
f3h4
h3h4
d4d5

## Board State Fen
r1bqr1k1/1pp2pb1/p1np1npp/P7/3P4/2N2N1P/1PP1BPPB/R2QR1K1 w - - 0 14
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
a1c1
a1b1
a1a4
a1a3
a1a2
d1b1
d1c1
d1d3
d1d2
e1f1
g1h1
g1f1
b2b4
b2b3
e2a6
e2b5
e2c4
e2d3
e2f1
g2g4
g2g3
h2d6
h2e5
h2f4
h2g3
c3b1
c3b5
c3d5
c3a2
c3a4
c3e4
f3e5
f3g5
f3d2
f3h4
h3h4
d4d5

## Board State Fen
r1bqr1k1/1pp2pb1/p1np1npp/P7/3P4/2N2N1P/1PP1BPPB/R2QR1K1 w - - 0 14
assistant
d1d2