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
d3d4
h2h4
h2h3
e1f1
e1e5
e1e4
e1e3
e1e2
d2c4
d2e4
d2b1
d2f1
a1b1
a1a3
a1a2
b3a2
b3d5
b3c4
g2g4
g2g3
c2c4
c2c3
g1h1
g1f1
d1e2
f3e5
f3g5
f3d4
f3h4
a4b5
a4a5

## Board State Fen
r2q1rk1/1bp1b1pp/p1n2p2/1p1np3/P7/1B1P1N2/1PPN1PPP/R1BQR1K1 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
d3d4
h2h4
h2h3
e1f1
e1e5
e1e4
e1e3
e1e2
d2c4
d2e4
d2b1
d2f1
a1b1
a1a3
a1a2
b3a2
b3d5
b3c4
g2g4
g2g3
c2c4
c2c3
g1h1
g1f1
d1e2
f3e5
f3g5
f3d4
f3h4
a4b5
a4a5

## Board State Fen
r2q1rk1/1bp1b1pp/p1n2p2/1p1np3/P7/1B1P1N2/1PPN1PPP/R1BQR1K1 w - - 0 12
assistant
a4b5