About: http://webisa.webdatacommons.org/104506108

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	Each year, over 100 million tons of iron ore, coal, limestone and other products travel through the Great Lakes navigation system on huge cargo ships.
http://www.w3.org/ns/prov#wasQuotedFrom	thirdcoastfestival.org