About: http://webisa.webdatacommons.org/268903805

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	And this is just me guessing, but since the heart is a muscle, it would make sense for it to improve just like every muscle.
http://www.w3.org/ns/prov#wasQuotedFrom	runningahead.com