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
c4a2
c4b3
c4a6
c4b5
c4f1
c4e2
c4d3
d5d4
e5e1
e5e2
e5e3
e5e4
e5h5
e5g5
e5f5
e5e8
e5e7
e5e6
g6g5
f7f5
f7f6
h7h5
h7h6
c8a8
c8b8
c8c5
c8c6
c8c7
c8f8
c8e8
c8d8
g8h8
g8g7
g8f8

## Board State Fen
2r3k1/5p1p/6p1/3pr3/2b3P1/2N3P1/3R1BB1/6K1 b - - 0 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
c4a2
c4b3
c4a6
c4b5
c4f1
c4e2
c4d3
d5d4
e5e1
e5e2
e5e3
e5e4
e5h5
e5g5
e5f5
e5e8
e5e7
e5e6
g6g5
f7f5
f7f6
h7h5
h7h6
c8a8
c8b8
c8c5
c8c6
c8c7
c8f8
c8e8
c8d8
g8h8
g8g7
g8f8

## Board State Fen
2r3k1/5p1p/6p1/3pr3/2b3P1/2N3P1/3R1BB1/6K1 b - - 0 34
assistant
c4b3