<http://webisa.webdatacommons.org/230297105> <http://www.w3.org/ns/prov#wasQuotedFrom> <docstoc.com> . <http://webisa.webdatacommons.org/230297105> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/110564486> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/230297105> . <http://webisa.webdatacommons.org/230297105> <http://www.w3.org/ns/prov#value> " * The cross section is accurate, but some information is missing, particularly on the ends." .