https://flipboard.helpshift.com/hc/en/1-flipboard/faq/799-article-is-not-tagged-or-mistagged/
Article is not tagged or mistagged — Flipboard Help Center
Flipboard’s topics algorithm automatically detects specific signals contained within an article and tags it with the most relevant #topic. While
articletaggedflipboardhelpcenter
https://www.w3.org/WAI/GL/2014/WD-WCAG20-TECHS-20140107/PDF20
PDF20: Using Adobe Acrobat Pro's Table Editor to repair mistagged tables | Techniques for WCAG 2.0