anchor.diff:  docs, or age.
   // end::rollover-def-short[]
   A rollover can target a <<glossary-data-stream,data stream>> or an
  -<<glossary-index-alias,index alias>> with a write index.
  +<<glossary-index-alias,alias>> with a write index.
   // end::rollover-def[]
   
   [[glossary-rollup]] rollup::
  
positive.code: // tag::index-pattern-def[]
  String containing a wildcard (`*`) pattern that can match multiple
  <<glossary-data-stream,data streams>>, <<glossary-index,indices>>, or
  <<glossary-index-alias,index aliases>>. See {ref}/multi-index.html[Multi-target
  syntax].
  // end::index-pattern-def[]
  
  [[glossary-index-template]] index template::
  
negative.code: // tag::component-template-def[]
  Building block for creating <<glossary-index-template,index templates>>. A
  component template can specify <<glossary-mapping,mappings>>,
  {ref}/index-modules.html[index settings], and <<glossary-index-alias,aliases>>. See
  {ref}/index-templates.html[index templates].
  // end::component-template-def[]
  
  [[glossary-content-tier]] content tier::
  