About: http://webisa.webdatacommons.org/77027561

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	reading, puzzles, memorization or other mental exercises ??? is well-known.
http://www.w3.org/ns/prov#wasQuotedFrom	london-meditation.co.uk