<http://webisa.webdatacommons.org/308664781>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/246338387>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/308664781> .
<http://webisa.webdatacommons.org/308664781>	<http://www.w3.org/ns/prov#value>	"In the mid-1960s, the use of marijuana and other drugs exploded." .
<http://webisa.webdatacommons.org/308664781>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sirreadalot.org> .