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
a2a4
a2a3
f2g3
f2g2
f2g1
f2f1
f2e3
f2e2
f2e1
f3f4
h3h4
a7a5
a7a6
a7h7
a7g7
a7f7
a7e7
a7d7
a7c7
a7b7
a7a8

## Board State Fen
8/R7/6pk/p4rp1/1p6/1P3P1P/P4K2/8 w - - 2 41
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
a2a4
a2a3
f2g3
f2g2
f2g1
f2f1
f2e3
f2e2
f2e1
f3f4
h3h4
a7a5
a7a6
a7h7
a7g7
a7f7
a7e7
a7d7
a7c7
a7b7
a7a8

## Board State Fen
8/R7/6pk/p4rp1/1p6/1P3P1P/P4K2/8 w - - 2 41
assistant
a7a8