Assertion: dagger | /r/CapableOf | pop up in unexpected place
Facets:
value: "dragonstone,"
type: LOCATION
Source sentences:
text: The dagger first popped up in an unexpected place: as an illustration in an old book in the Season 7 premiere, "Dragonstone," when Samwell Tarly is reading a book about the Long Night (i.e. the last time the White Walkers came), discovering that there is a mountain of obsidian under Dragonstone.