concept Screenshot {
  *() {} // for persistance
  *(BufferedImage img) {
    savePNG(pngFile(), img);
  }
  
  File pngFile() {
    ret prepareProgramFile(_programID(), "screenshot" + id + ".png");
  }
}

Clip > MarkedClip {
  Screenshot screenshot; // todo: turn into Ref
  Rect positionInScreenshot;
}

concept Clip {
  long originalID; // ID in #1005389
  BWImage img;
  S description;
}

concept Found {
  new Ref<Screenshot> screenshot;
  new Ref<Clip> clip;
  FoundImg fi;
}

concept FullySearched {
  new Ref<Screenshot> screenshot;
  new Ref<Clip> clip;
}