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
b2a2
b2b1
b2e2
b2d2
b2c2
b2b5
b2b4
b2b3
f2g1
f2f3
f2f1
g2g4
g2g3
h3h4

## Board State Fen
8/5p1p/6k1/1p2r3/5p2/7P/1R3KP1/8 w - - 2 42
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
b2a2
b2b1
b2e2
b2d2
b2c2
b2b5
b2b4
b2b3
f2g1
f2f3
f2f1
g2g4
g2g3
h3h4

## Board State Fen
8/5p1p/6k1/1p2r3/5p2/7P/1R3KP1/8 w - - 2 42
assistant
f2f3