Assertion: asteroid belt's asteroid | /r/CapableOf | appear as short streaks
Facets:
value: on long-exposure photographic plates
type: LOCATION
Source sentences:
text: In 1891, Max Wolf pioneered the use of astrophotography to detect asteroids, which appeared as short streaks on long-exposure photographic plates.
text: In 1891, however, Max Wolf pioneered the use of astrophotography to detect asteroids, which appeared as short streaks on long-exposure photographic plates.