Help:$smwgAutoRefreshOnPageMove

is a configuration parameter that sets whether or not to refresh semantic data in the store when a page is manually purged. Requires parameter  be set; otherwise caching will have no effect. The configuration parameter was introduced in Semantic MediaWiki 1.9.0.

In case this setting is disabled with, then the semantic data in the store will not be refreshed when a page is manually purged.