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
c1g5
c1f4
c1e3
c1d2
h1d1
h1e1
h1f1
h1g1
a2a4
a2a3
b2b4
b2b3
e2f3
e2f1
e2e3
e2e1
e2d2
e2d1
f2f4
f2f3
g2g4
g2g3
h2g4
h2f1
h2f3
c3c4
h5h6

## Board State Fen
r4b1r/ppp4p/4kp2/2n1p1pP/4P3/2P5/PP2KPPN/R1B4R w - - 0 15
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
c1g5
c1f4
c1e3
c1d2
h1d1
h1e1
h1f1
h1g1
a2a4
a2a3
b2b4
b2b3
e2f3
e2f1
e2e3
e2e1
e2d2
e2d1
f2f4
f2f3
g2g4
g2g3
h2g4
h2f1
h2f3
c3c4
h5h6

## Board State Fen
r4b1r/ppp4p/4kp2/2n1p1pP/4P3/2P5/PP2KPPN/R1B4R w - - 0 15
assistant
f2f3