Assertion: ratchet's autobots | /r/CapableOf | prevent starscream
Facets:
value: from seizing the allspark
type: TRANSITIVE-OBJECT
Source sentences:
text: The Autobots were unable to prevent Starscream from seizing the AllSpark, however, and Ratchet was helpless to defend himself from Starscream's AllSpark-powered aerial attacks.