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
c5a5
c5b5
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c8
c5c7
c5c6
h6h5
g7g5
g7g6
g8h8
g8h7
g8f8
g8f7

## Board State Fen
6k1/1p4p1/7p/2r5/P7/2PR4/6PP/6K1 b - - 3 34
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
c5a5
c5b5
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c8
c5c7
c5c6
h6h5
g7g5
g7g6
g8h8
g8h7
g8f8
g8f7

## Board State Fen
6k1/1p4p1/7p/2r5/P7/2PR4/6PP/6K1 b - - 3 34
assistant
g8h7