About: http://webisa.webdatacommons.org/173075532

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	Its part of the reason some mechanical watches are so expensive because developing a totally new mechanical movement to tell the time precisely is a difficult task.
http://www.w3.org/ns/prov#wasQuotedFrom	tokyoflash.com