About: http://webisa.webdatacommons.org/438511333

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	In northern states, such as Wisconsin and Minnesota, the ragweed pollen season has been extended by roughly two weeks (13-16 days).
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com