Description:subtypeof:properties:subtypes:
An list item, e.g. a step in a checklist or how-to description.IntangibleadditionalType, alternateName, description, disambiguatingDescription, identifier, image, item, mainEntityOfPage, name, nextItem, position, potentialAction, previousItem, sameAs, subjectOf, urlHowToDirection, HowToItem, HowToSection, HowToStep, HowToTip
isPartOf:Supersedes:Supersededby: