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
a1c1
a1b1
d1b1
d1c1
e1f1
g1h2
g1h1
g1f1
a2b1
a2d5
a2c4
a2b3
b2b4
b2b3
c2c4
c2c3
d2c1
d2a5
d2b4
d2c3
d2h6
d2g5
d2f4
d2e3
e2d4
e2f4
e2c1
e2c3
e2g3
f2f4
f2f3
g2g4
g2g3
a3a4
h3h4
e4d5

## Board State Fen
r2q1rk1/1b2bppp/p4n2/1p1pp3/3pP3/P2P3P/BPPBNPP1/R2QR1K1 w - - 0 16
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
a1c1
a1b1
d1b1
d1c1
e1f1
g1h2
g1h1
g1f1
a2b1
a2d5
a2c4
a2b3
b2b4
b2b3
c2c4
c2c3
d2c1
d2a5
d2b4
d2c3
d2h6
d2g5
d2f4
d2e3
e2d4
e2f4
e2c1
e2c3
e2g3
f2f4
f2f3
g2g4
g2g3
a3a4
h3h4
e4d5

## Board State Fen
r2q1rk1/1b2bppp/p4n2/1p1pp3/3pP3/P2P3P/BPPBNPP1/R2QR1K1 w - - 0 16
assistant
e2g3