%w[
a abbr address area article aside audio b base bdi bdo blockquote body
br button canvas caption cite code col colgroup data datalist dd del
details dfn dialog div dl dt em embed fieldset figcaption figure footer
form h1 h2 h3 h4 h5 h6 head header hgroup hr i iframe img input ins kbd
keygen label legend li link main map mark math menu menuitem meta meter
nav noscript object ol optgroup option output p param picture pre
progress q rb rp rt rtc ruby s samp script section select slot small
source span strong style sub summary sup svg table tbody td template
textarea tfoot th thead time title tr track u ul var video wbr
]