About: http://webisa.webdatacommons.org/445429013

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	Welch may have exceeded Mach 1, but the XP-86 prototype's dive was not tracked by cameras and other recording instruments, so it was NOT an official record.
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org