input: Grand Belial's Key [SEP] genre
meta.obj_surface: black/thrash metal early black metal Black metal melodic black metal black metal Black Metal ambient black metal blackened thrash metal
meta.sub_surface: Grand Belial's Key
output.answer: black metal
output.annotation_id: -1
output.section: Section::::Abstract.
output.title: Grand Belial's Key
output.wikipedia_id: 7143336