Assertion: search engine's page | /r/HasProperty | crawled
Facets:
value: periodically
type: TEMPORAL
Source sentences:
text: Once a page is crawled, the data contained in the page is processed and indexed.
text: The robots.txt file is then parsed and will instruct the robot as to which pages are not to be crawled.
text: Pages and documents are crawled and indexed in a separate index.
text: Pages known to the search engine are crawled periodically to determine whether any changes have been made to the page’s content since the last time it was crawled.