About: http://webisa.webdatacommons.org/181492195

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	A rectangular Sudoku uses rectangular regions of row-column dimension R??C. For R??1 (and 1??C), i.e. where the region is a row or column, Sudoku becomes a Latin square.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org