input: System 7 [SEP] instance of
meta.obj_surface: Operating System OS Operating system operating system system software
meta.sub_surface: System 7 System 7.1 Mac OS 7
meta.subj_aliases: MacOS 7 Apple System 7 Macintosh System 7
output.answer: operating system
output.annotation_id: -1
output.section: Section::::Abstract.
output.title: Darin Adler
output.wikipedia_id: 784587
output.answer: operating system
output.annotation_id: -1
output.section: Section::::Abstract.
output.title: System 7
output.wikipedia_id: 345354
output.answer: OS
output.answer: Operating System