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
a1d1
a1c1
a1b1
e1c1
e1d1
h1g1
a2a4
a2a3
b2b4
b2b3
c2c4
c2c3
d2c1
d2a5
d2b4
d2c3
d2d1
d2d3
e2f4
e2c1
e2c3
e2g1
e2g3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3

## Board State Fen
r3k2r/ppp2ppp/2nqp3/3p4/3Pb3/4P3/PPPQNPPP/R3KB1R w KQkq - 0 10
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
a1d1
a1c1
a1b1
e1c1
e1d1
h1g1
a2a4
a2a3
b2b4
b2b3
c2c4
c2c3
d2c1
d2a5
d2b4
d2c3
d2d1
d2d3
e2f4
e2c1
e2c3
e2g1
e2g3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3

## Board State Fen
r3k2r/ppp2ppp/2nqp3/3p4/3Pb3/4P3/PPPQNPPP/R3KB1R w KQkq - 0 10
assistant
a2a3