About: http://webisa.webdatacommons.org/158029579

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 at a time, the subjects lay motionless in the scanner, watched pictures of playing cards flash onto a screen and pressed a button indicating whether they had that card or not.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com