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
c2b1
c2a4
c2b3
c2d1
c2g6
c2f5
c2e4
c2d3
c4b4
c4c3
c4d4
c4c8
c4c7
c4c6
c4c5
b6a6
b6b4
b6b5
b6h6
b6g6
b6f6
b6e6
b6d6
b6c6
a7a5
a7a6
e7f5
e7c6
e7c8
e7g6
e7g8
f7g8
f7g6
f7f8
f7f6
f7e8
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/pp2nkpp/1r6/3p4/1PrN4/P7/1Bb1BPPP/4R1K1 b - - 3 29
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
c2b1
c2a4
c2b3
c2d1
c2g6
c2f5
c2e4
c2d3
c4b4
c4c3
c4d4
c4c8
c4c7
c4c6
c4c5
b6a6
b6b4
b6b5
b6h6
b6g6
b6f6
b6e6
b6d6
b6c6
a7a5
a7a6
e7f5
e7c6
e7c8
e7g6
e7g8
f7g8
f7g6
f7f8
f7f6
f7e8
g7g5
g7g6
h7h5
h7h6

## Board State Fen
8/pp2nkpp/1r6/3p4/1PrN4/P7/1Bb1BPPP/4R1K1 b - - 3 29
assistant
c4c8