static ChessPieceProfile chessOCR_pieceProfileFromRawImage_1(BufferedImage img) {
  BWImage bw = chessOCR_piecePreprocessing_1(img);
  ret new ChessPieceProfile(
    ocr_sideProfile_scaledTo127(20, 0.5, bw),
    1f-bwAverageBrightness(bw));
}