About: http://webisa.webdatacommons.org/21519858

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	The fourth blade 790 may be connected to the arm 791 by, for example, welding, brazing, or mechanical connectors such as rivets or screws (not shown).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com