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
d3e4
d3e3
d3e2
d3d4
d3c2
c4c3

## Board State Fen
8/8/8/8/1Bp3K1/3k4/8/8 b - - 4 65
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
d3e4
d3e3
d3e2
d3d4
d3c2
c4c3

## Board State Fen
8/8/8/8/1Bp3K1/3k4/8/8 b - - 4 65
assistant
c4c3