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
b2b4
b2b3
g1h2
g1h1
d1a4
d1b3
d1c2
d1e2
d1e1
f1e1
a1b1
d2c4
d2e4
d2b1
d2b3
g2g4
g2g3
f3e1
f3g5
f3h2
f3h4
h3h4
b5a4
b5a6
b5e2
b5d3
b5c4
b5e8
b5d7
b5c6
e5e6

## Board State Fen
r1bq1rk1/ppp1nppp/1b6/1B1pP3/3Pn3/5N1P/PP1N1PP1/R1BQ1RK1 w - - 1 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
b2b4
b2b3
g1h2
g1h1
d1a4
d1b3
d1c2
d1e2
d1e1
f1e1
a1b1
d2c4
d2e4
d2b1
d2b3
g2g4
g2g3
f3e1
f3g5
f3h2
f3h4
h3h4
b5a4
b5a6
b5e2
b5d3
b5c4
b5e8
b5d7
b5c6
e5e6

## Board State Fen
r1bq1rk1/ppp1nppp/1b6/1B1pP3/3Pn3/5N1P/PP1N1PP1/R1BQ1RK1 w - - 1 12
assistant
b5d3