About: http://webisa.webdatacommons.org/24314664

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	Turning first to FIG. 1, there is shown generally at 10 the hopper portion of a rail car having a pair of individual hoppers 11 each filled with a material 12, which in the example of the preferred embodiment is carbon black.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com