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
c5a5
c5b5
c5c2
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c6
d7e8
d7e7
d7e6
d7d8
d7d6
d7c8
d7c6
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/R1pk1ppp/8/2r5/7P/4KP2/P1P3P1/8 b - - 2 27
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
c5a5
c5b5
c5c2
c5c3
c5c4
c5h5
c5g5
c5f5
c5e5
c5d5
c5c6
d7e8
d7e7
d7e6
d7d8
d7d6
d7c8
d7c6
f7f5
f7f6
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/R1pk1ppp/8/2r5/7P/4KP2/P1P3P1/8 b - - 2 27
assistant
c5c2