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
g2g4
g2g3
e1f1
e1e3
e1e2
h2h4
h2h3
a2a4
a2a3
d1c2
d1e2
d2d4
d2d3
g1h1
g1f1
b1a3
b3a4
b3c2
b3f7
b3e6
b3d5
b3c4
c3c4
f3e5
f3g5
f3d4
f3h4

## Board State Fen
r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w - - 1 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
g2g4
g2g3
e1f1
e1e3
e1e2
h2h4
h2h3
a2a4
a2a3
d1c2
d1e2
d2d4
d2d3
g1h1
g1f1
b1a3
b3a4
b3c2
b3f7
b3e6
b3d5
b3c4
c3c4
f3e5
f3g5
f3d4
f3h4

## Board State Fen
r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w - - 1 9
assistant
d2d4