Why not have a list of all captions wrapping a list of all Tiddlers that have the same caption. Most may have one tiddler with each caption but you can make it obviouse for captions who have more than one toddler.
Has[caption] List all Tiddlers with each caption. Tony -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to tiddlywiki+unsubscr...@googlegroups.com. To post to this group, send email to firstname.lastname@example.org. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/63a73f8e-b833-44e8-b7ba-015dbc2785d4%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.