!7

p-experiment {
  new TreeSet<S> seen;
  for (File f : conceptBackupFiles(#1015871)) {
    print(f);
    Collection<DynamicObject> concepts = values((Map) safeUnstructureGZFile(f));
    print(n2(concepts, "concept"));
    seend.addAll(map shortDynClassName(concepts));
  }
  pnl(seen);
}