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
a2a4
a2a3
c1h6
c1g5
c1f4
c1e3
c1d2
f2f4
f2f3
b2b4
b2b3
g2g4
g2g3
g1h1
h2h4
h2h3
c3c4
d4d5
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1e1
d1d3
d1d2
b1a3
b1d2

## Board State Fen
r1bq2k1/pppp1ppp/3n1b2/8/3P4/2P5/PP3PPP/RNBQrBK1 w - - 0 12
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
a2a4
a2a3
c1h6
c1g5
c1f4
c1e3
c1d2
f2f4
f2f3
b2b4
b2b3
g2g4
g2g3
g1h1
h2h4
h2h3
c3c4
d4d5
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1e1
d1d3
d1d2
b1a3
b1d2

## Board State Fen
r1bq2k1/pppp1ppp/3n1b2/8/3P4/2P5/PP3PPP/RNBQrBK1 w - - 0 12
assistant
d1e1