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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
f7g7
f7g6
f7e7

## Board State Fen
1R6/5k2/4p3/4P3/5P2/8/5K2/r7 b - - 24 56
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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a8
a1a7
a1a6
a1a5
a1a4
a1a3
a1a2
f7g7
f7g6
f7e7

## Board State Fen
1R6/5k2/4p3/4P3/5P2/8/5K2/r7 b - - 24 56
assistant
a1a3