About: http://webisa.webdatacommons.org/220659714

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	For this you need a book to study.There are a total of four different books for the entire O' levels Mathematics syllabus.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com