About: http://webisa.webdatacommons.org/211808023

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	The safest and most productive activities are swimming, brisk walking, indoor stationary cycling, step or elliptical machines, and low-impact aerobics (taught by a certified aerobics instructor).
http://www.w3.org/ns/prov#wasQuotedFrom	babble.com