About: http://webisa.webdatacommons.org/37167699

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	As per defination from wikipediaA tachometer (revolution-counter, Tach, rev-counter, RPM gauge) is an instrument measuring the rotation speed of a shaft or disk, as in a motor or other machine.
http://www.w3.org/ns/prov#wasQuotedFrom	8051projects.net