sanitaryTags :: Set Text
sanitaryTags = fromList (acceptable_elements ++ mathml_elements ++ svg_elements)
  \\ (fromList svg_allow_local_href)
sanitaryTags :: Set Text
sanitaryTags = fromList (acceptable_elements ++ mathml_elements ++ svg_elements)
  \\ (fromList svg_allow_local_href)
sanitaryTags = fromList (acceptable_elements ++ mathml_elements ++ svg_elements)
  \\ (fromList svg_allow_local_href)