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
a1a2
b1c3
b1d2
d1b3
d1c2
d1e2
d1c1
d1d4
d1d3
d1d2
e1f1
e1e2
g1h2
g1h1
g1f1
g2g4
g2g3
e3c1
e3d2
e3c5
e3d4
e3h6
e3g5
e3f4
f3e5
f3g5
f3d2
f3d4
f3h2
f3h4
h3h4
e4c2
e4d3
e4f5

## Board State Fen
r2q1rk1/n2bb1pp/3p4/2pPpp2/p1P1B3/Pp2BN1P/1P3PP1/RN1QR1K1 w - f6 0 20
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
a1a2
b1c3
b1d2
d1b3
d1c2
d1e2
d1c1
d1d4
d1d3
d1d2
e1f1
e1e2
g1h2
g1h1
g1f1
g2g4
g2g3
e3c1
e3d2
e3c5
e3d4
e3h6
e3g5
e3f4
f3e5
f3g5
f3d2
f3d4
f3h2
f3h4
h3h4
e4c2
e4d3
e4f5

## Board State Fen
r2q1rk1/n2bb1pp/3p4/2pPpp2/p1P1B3/Pp2BN1P/1P3PP1/RN1QR1K1 w - f6 0 20
assistant
f3e5