About: http://webisa.webdatacommons.org/130293720

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	During the study, participants filled in psychological questionnaires which researchers used to assess a range of issues, including whether they had a positive outlook and any mental health problems.
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk