Assertion: bane's quest | /r/CapableOf | save their father
Facets:
Source sentences:
text: Several months have passed since the events of the first novel, when Gregor and his baby sister Boots first fell into the subterranean city of Regalia (a part of the "Underland") and undertook a quest to save their father, who was being held prisoner by a group of Underland rats.