Assertion: bumblebee | /r/HasProperty | left at base
Facets:
Source sentences:
text: When Bumblebee and Gears were left at base, they received word from Douglas Porter that the Decepticon Blowback was heading up to Battle Mountain where a storehouse of Cybertronian artifacts had been discovered.
text: Bumblebee was left guarding the base one day when he had to respond to a call from a rescue mission soon to arrive on Earth, leaving the base unguarded.