Assertion: gunpowder | /r/HasProperty | known in diverse places
Facets:
Source sentences:
text: The problem is that, the article seem to imply that someone had credited him as one of the inventor, even as clearly shown from his work, he's not an inventor for such powder, he also mentioned that the gunpowder from his times was "known in diverse places".
text: "In the West, Roger Bacon was the first to describe the formula for gunpowder in his blah-blah-blah in whatever-year-it-was, leading many in the ensuing centuries to the mistaken belief that Bacon invented gunpowder -- even though Bacon himself mentioned that gunpowder was known in diverse places.