static ListWithFeedback ai_loadListWithFeedback(File f) {
  new ListWithFeedback out;
  out.file = f;
  O o = safeUnstructFile(f);
  copyAllDynFieldsExcept(o, out, 'data);
  L data = cast getOpt(o, 'data);
  out.data = new L;
  fOr (virtual Entry entry : data)
    out.data.add(WithFeedback(getString feedback(entry),
      WithReasoning(getString item(entry), getString reasoning(entry))));
  ret out;
}