Assertion: sarin | /r/HasProperty | discovered
Facets:
Source sentences:
text: GB (sarin) was discovered next in 1939, followed by GD (soman) in 1944, and finally the more obscure GF (cyclosarin) in 1949.
text: GB (sarin) was discovered next in 1939, followed by GD (soman) in 1944, and finally the more obscure GF (cyclosarin) in 1949.