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
c4g8
c4f7
c4e6
c4d5
c6c5
f6g5
f6f5
g6h7
g6h5
g6g7
g6f7
b7c5
b7d6
b7d8

## Board State Fen
8/1n6/2p2pk1/p3p1P1/P1b1P3/2P2NK1/2B5/8 b - - 0 53
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
c4g8
c4f7
c4e6
c4d5
c6c5
f6g5
f6f5
g6h7
g6h5
g6g7
g6f7
b7c5
b7d6
b7d8

## Board State Fen
8/1n6/2p2pk1/p3p1P1/P1b1P3/2P2NK1/2B5/8 b - - 0 53
assistant
c4f7