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
b7b5
b7b6
g7g5
g7g6
c5a5
c5b5
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c8
c5c7
c5c6
h7h5
h7h6
h8g8

## Board State Fen
7k/1p4pp/8/2r5/P4R2/2P5/6PP/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
b7b5
b7b6
g7g5
g7g6
c5a5
c5b5
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c8
c5c7
c5c6
h7h5
h7h6
h8g8

## Board State Fen
7k/1p4pp/8/2r5/P4R2/2P5/6PP/6K1 b - - 0 32
assistant
h8g8