About: http://webisa.webdatacommons.org/268613182

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	During a 50-year career, Martin backed such names as Elvis Presley, Buddy Holly, Woody Guthrie, Arlo Guthrie, Johnny Cash, Patsy Cline, Joan Baez and J. J. Cale.
http://www.w3.org/ns/prov#wasQuotedFrom	dailymusicbreak.com