<http://webisa.webdatacommons.org/prov/246338384>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/185412186> .
<http://webisa.webdatacommons.org/185412186>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/185412186>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<butwhataboutthechildren.org> .
<http://webisa.webdatacommons.org/prov/75559714>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/185412186> .
<http://webisa.webdatacommons.org/185412186>	<http://www.w3.org/ns/prov#value>	"It surveys some 50,000 8th, 10th, and 12th grade students across the nation about their use of alcohol, tobacco, and other drugs and sends follow-up questionnaires to a sample of each graduating class for several years afterwards." .