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
c1a3
c1b2
a1b1
d1a4
d1b3
d1c2
e1g1
e1f1
h1f1
h1g1
a2a4
a2a3
d2e4
d2b1
d2b3
d2f1
d2f3
e2e4
e2e3
f2f4
f2f3
g2f1
g2c6
g2d5
g2e4
g2f3
g2h3
h2h4
h2h3
g3g4
d4c5
d4d5

## Board State Fen
r2qkb1r/pp2pp1p/2np2p1/2p2b2/2PP4/2P3P1/P2NPPBP/R1BQK2R w KQkq - 2 9
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
c1a3
c1b2
a1b1
d1a4
d1b3
d1c2
e1g1
e1f1
h1f1
h1g1
a2a4
a2a3
d2e4
d2b1
d2b3
d2f1
d2f3
e2e4
e2e3
f2f4
f2f3
g2f1
g2c6
g2d5
g2e4
g2f3
g2h3
h2h4
h2h3
g3g4
d4c5
d4d5

## Board State Fen
r2qkb1r/pp2pp1p/2np2p1/2p2b2/2PP4/2P3P1/P2NPPBP/R1BQK2R w KQkq - 2 9
assistant
e1g1