About: http://webisa.webdatacommons.org/424761311

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	Research shows that 60 minutes of activity, such as brisk walking, on most days of the week is necessary for weight loss.
http://www.w3.org/ns/prov#wasQuotedFrom	the-fitness-walking-guide.com