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
b2f2
b2e2
b2d2
b2c2
b2b8
b2b7
b2b6
b2b5
b2b4
b2b3
g6g5
f7f5
f7f6
f8a8
f8b8
f8c8
f8d8
f8e8
g8h8
g8h7
g8g7

## Board State Fen
5rk1/5p2/6p1/7p/7P/R7/1r3PP1/2R3K1 b - - 1 28
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
b2f2
b2e2
b2d2
b2c2
b2b8
b2b7
b2b6
b2b5
b2b4
b2b3
g6g5
f7f5
f7f6
f8a8
f8b8
f8c8
f8d8
f8e8
g8h8
g8h7
g8g7

## Board State Fen
5rk1/5p2/6p1/7p/7P/R7/1r3PP1/2R3K1 b - - 1 28
assistant
f8e8