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
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1b1
d1c1
d1e1
a1c1
a1b1
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
d2c4
d2e4
d2b1
d2b3
d2f3
f2f4
f2f3
g2g4
g2g3
h2h3

## Board State Fen
r2q1rk1/2p2p2/p2p1n1p/1p1P4/7p/8/PP1N1PPP/R2Q1RK1 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
d1a4
d1b3
d1c2
d1h5
d1g4
d1f3
d1e2
d1b1
d1c1
d1e1
a1c1
a1b1
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
d2c4
d2e4
d2b1
d2b3
d2f3
f2f4
f2f3
g2g4
g2g3
h2h3

## Board State Fen
r2q1rk1/2p2p2/p2p1n1p/1p1P4/7p/8/PP1N1PPP/R2Q1RK1 w - - 0 18
assistant
a1c1