"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by Semantic MediaWiki.
|22:17:14, 29 May 2017 +|
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|Main Page/Table of Contents +||Has parent page
"Has parent page" is a predefined property that can describe a relationship between a parent and a child entity and is provided by the Semantic Breadcrumb Links extension.