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Provide a structured database.
The company's go-to guy for artificial intelligence is taking over its biggest business as its current search boss retires.
Metaweb maintains a vast database that records properties and relationships for all sorts of entities--and now Google bought the start-up.
Metaweb, Powerset, Radar Networks, and True Knowledge are hoping to make the Semantic Web a reality. It's going to be a very long beta cycle.
Start-ups from Stirr: MetaWeb, Criteo, Wrike, and Buxfer.