// other items, show them as well, because they are refinements
// of the displayed index entry (i.e. it is implicitly contained
// in them: "foo" with parent "bar" reads as "bar, foo"):
// other items, show them as well, because they are refinements
// of the displayed index entry (i.e. it is implicitly contained
// in them: "foo" with parent "bar" reads as "bar, foo"):