Assertion: boilerplate | /r/HasProperty | developed by professor archibald campion
Facets:
value: during the 1880s
type: TEMPORAL
Source sentences:
text: Boilerplate was a mechanical man developed by Professor Archibald Campion during the 1880s and unveiled at the 1893 World’s Columbian Exposition.
text: Boilerplate was a mechanical man developed by Professor Archibald Campion during the 1880s and unveiled at the 1893 World's Columbian Exposition.