!752

static class Example {
  S text;
  Source source;
  
  *() {}
  *(S *text, Source *source) {}
}

static new L<Example> examples;

p {
  load("examples");
}

answer {
  if "list negative feedback"
    ret structure(collectField(examples, "text"));
    
  if "* is negative feedback" {
    examples.add(new Example(m.unq(0), new Source(s)));
    save("examples");
    ret "OK, saved.";
  }
  
  if (matchAny(collectField(examples, "text"), s))
    ret "What?";
}