static S addConceptIDs(S bla) {
  L<S> lines = toLines(bla);
  bool change = false;
  for i over lines: {
    L<S> tok = javaTok(lines.get(i));
    int idx = jfind(tok, "? -");
    //print(lines.get(i) + " => " + idx);
    if (idx == 1) {
      tok.set(1, aGlobalID());
      lines.set(i, join(tok));
      change = true;
    }
  }
  ret change ? fromLines(lines) : bla;
}