About: http://webisa.webdatacommons.org/235537914

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	Included in that drug category are drugs such as opium, morphine, heroin, and synthetic analogs such as Demerol, Methadone and OxyContin.
http://www.w3.org/ns/prov#wasQuotedFrom	rockrivertimes.com