Assertion: search engine's index | /r/HasProperty | updated
Facets:
Source sentences:
text: It will remain that way until the index is updated.
text: Microsoft decided to make a large investment in web search by building its own web crawler for MSN Search, the index of which was updated weekly and sometimes daily.
text: It will remain that way until the index is updated.
text: The index is updated every four hours or less.