About: http://webisa.webdatacommons.org/37837677

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	rotations and other operations were required to insert or delete an entry to or from the tree to assure the tree complied with the balancing rules after insertion or deletion.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com