sclass ChessPieceRecognizer {
  MultiMap<S, byte[]> profiles;
  
  void load {
    long time = sysNow();
    profiles = agiBlue_chessPieceProfiles();
    done2("Loading " + n2(images, "piece profile"), time);
  }
  
  Pair<S, Double> recognize(BufferedImage img) {
    byte[] profile = chessOCR_pieceProfileFromRawImage_1(img);
    ret searchForMostSimilarByteArrayInMultiMap(profile, img);
  }
}