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
b2b4
b2b3
f1a1
f1b1
f1c1
f1d1
f1e1
e2e1
e2e4
e2e3
d2c4
d2e4
d2b1
d2b3
d2f3
a2a4
a2a3
g1h1
g1g2
f2e1
f2a7
f2b6
f2c5
f2d4
f2e3
f2h4
f2g3
h2h4
h2h3
e5f6
e5e6

## Board State Fen
r5k1/p1b1p3/2n4p/1p1rPp2/2p2P2/2P5/PP1NRB1P/5RK1 w - f6 0 27
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
b2b4
b2b3
f1a1
f1b1
f1c1
f1d1
f1e1
e2e1
e2e4
e2e3
d2c4
d2e4
d2b1
d2b3
d2f3
a2a4
a2a3
g1h1
g1g2
f2e1
f2a7
f2b6
f2c5
f2d4
f2e3
f2h4
f2g3
h2h4
h2h3
e5f6
e5e6

## Board State Fen
r5k1/p1b1p3/2n4p/1p1rPp2/2p2P2/2P5/PP1NRB1P/5RK1 w - f6 0 27
assistant
e5f6