About: http://webisa.webdatacommons.org/220439329

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	Roberts says U.S. dietary guidelines take into account such factors as gender, age, height and activity level in assigning optimal calorie intakes, which generally range from 1,600 calories to 3,000 a day.
http://www.w3.org/ns/prov#wasQuotedFrom	washingtonpost.com