About: http://webisa.webdatacommons.org/50957533

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 operating system performs such tasks as recognizing keyboard input, sending output to the monitor, keeping track of files and directories on the disk, and controlling other connected devices such as disk drives and printers.
http://www.w3.org/ns/prov#wasQuotedFrom	ucdavis.edu