About: http://webisa.webdatacommons.org/18726660

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	Alternatively, these two modes can be achieved by an electrically controlled clutch connecting the powered roller 62 to appropriate power means, such as an electric, pneumatic, or other motor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com