About: http://webisa.webdatacommons.org/256054917

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	Dr. James Bibb, associate professor at University of Texas Southwestern Medical Center, says caffeine is the oldest stimulant known to man.
http://www.w3.org/ns/prov#wasQuotedFrom	upi.com