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
a1b1
c1h6
c1g5
c1f4
c1e3
c1d2
d1e1
d1d5
d1d4
d1d3
d1d2
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
c2c4
c2c3
e2a6
e2b5
e2c4
e2d3
e2h5
e2g4
e2f3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
e5d6

## Board State Fen
r3k2r/pbqp1ppp/3bp3/2pnP3/8/8/PPP1BPPP/R1BQ1RK1 w kq - 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
a1b1
c1h6
c1g5
c1f4
c1e3
c1d2
d1e1
d1d5
d1d4
d1d3
d1d2
f1e1
g1h1
a2a4
a2a3
b2b4
b2b3
c2c4
c2c3
e2a6
e2b5
e2c4
e2d3
e2h5
e2g4
e2f3
f2f4
f2f3
g2g4
g2g3
h2h4
h2h3
e5d6

## Board State Fen
r3k2r/pbqp1ppp/3bp3/2pnP3/8/8/PPP1BPPP/R1BQ1RK1 w kq - 0 12
assistant
e5d6