About: http://webisa.webdatacommons.org/343992641

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	Recreational drugs such as amphetamines (speed) do also work as a performance enhancer or at least they help mask the pain you might otherwise feel during heavy exertion.
http://www.w3.org/ns/prov#wasQuotedFrom	singletrackworld.com