About: http://webisa.webdatacommons.org/75273466

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 recalibration process involves picking up the device, point its sensor at a reflective surface, such as the monitor, and then painting the screen with a dot that pops up.
http://www.w3.org/ns/prov#wasQuotedFrom	pcmag.com