Assertion: titanium | /r/HasProperty | discovered in cornwall
Facets:
value: by william gregor
type: OTHER
Source sentences:
text: Titanium was discovered in Cornwall, Great Britain, by William Gregor in 1791 and was named by Martin Heinrich Klaproth after the Titans of Greek mythology.
text: Titanium was discovered in Cornwall, England, in 1791 by William Gregor.
text: Titanium was discovered in Cornwall, Great Britain, by William Gregor in 1791 and named by Martin Heinrich Klaproth for the Titans of Greek mythology.