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
a2a1
a2f2
a2e2
a2d2
a2c2
a2b2
a2a8
a2a7
a2a6
a2a5
a2a4
a2a3
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6
f8g8
f8e8
f8e7

## Board State Fen
5k2/5ppp/2P1p3/4P3/3R4/8/r4PP1/6K1 b - - 0 32
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
a2a1
a2f2
a2e2
a2d2
a2c2
a2b2
a2a8
a2a7
a2a6
a2a5
a2a4
a2a3
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6
f8g8
f8e8
f8e7

## Board State Fen
5k2/5ppp/2P1p3/4P3/3R4/8/r4PP1/6K1 b - - 0 32
assistant
a2c2