About: http://webisa.webdatacommons.org/3161293

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	Sudoku is a problem where you have to fill it numbers 1-9 into a 9-by-9 square in such a way that each digit from the list 1-9 occurs exactly once in every row, every column, and each of the nine 3-by-3 blocks.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.co.uk