static LS ai_splitEntriesWithMultipleDoubleArrows(LS l) {
  new LS out;
  for (S s : unnull(l))
    if (l(splitAtDoubleArrow(javaTokWithBrackets(s))) > 2)
      addAll(out, tlft(s));
    else
      out.add(s);
  ret out;
}