About: http://webisa.webdatacommons.org/97198367

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	one is: http://blog.chess.com/view/content-summary3 go there, and move to the right-hand column, and work your way through basic checkmates, traps, judy's problems and other things - all below her avatar in the righthand column.
http://www.w3.org/ns/prov#wasQuotedFrom	chess.com