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
a3b1
a3b5
a3c2
a3c4
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7f7
d7e7
d7d8
g3g4
h2h4
h2h3
f2f4
f2f3
e4e5
b3b4
g2f1
g2f3
g2h1
g2h3
g1h1
g1f1
a1f1
a1e1
a1d1
a1c1
a1b1

## Board State Fen
1rr3k1/ppbR1p1p/4ppb1/8/4P3/NP4P1/P4PBP/R5K1 w - - 1 22
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
a3b1
a3b5
a3c2
a3c4
d7c7
d7d1
d7d2
d7d3
d7d4
d7d5
d7d6
d7f7
d7e7
d7d8
g3g4
h2h4
h2h3
f2f4
f2f3
e4e5
b3b4
g2f1
g2f3
g2h1
g2h3
g1h1
g1f1
a1f1
a1e1
a1d1
a1c1
a1b1

## Board State Fen
1rr3k1/ppbR1p1p/4ppb1/8/4P3/NP4P1/P4PBP/R5K1 w - - 1 22
assistant
a1c1