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
c3b1
c3b5
c3d1
c3d5
c3a2
c3e2
c3e4
f3g3
f3g2
f3f2
f3e3
a5e5
a5d5
a5c5
a5b5
a5a8
a5a7
a5a6

## Board State Fen
5k2/8/8/R3p2p/P1r5/2Nb1K2/8/8 w - - 1 46
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
c3b1
c3b5
c3d1
c3d5
c3a2
c3e2
c3e4
f3g3
f3g2
f3f2
f3e3
a5e5
a5d5
a5c5
a5b5
a5a8
a5a7
a5a6

## Board State Fen
5k2/8/8/R3p2p/P1r5/2Nb1K2/8/8 w - - 1 46
assistant
c3e2