About: http://webisa.webdatacommons.org/157680141

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	a chemical compound that contains one carbon and one nitrogen atom together with another element such as potassium or sodium, both of which form extremely poisonous substances. [2 definitions]
http://www.w3.org/ns/prov#wasQuotedFrom	wordsmyth.net