<http://webisa.webdatacommons.org/39988552> <http://www.w3.org/ns/prov#wasQuotedFrom> <wordpress.com> . <http://webisa.webdatacommons.org/39988552> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/388037864> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/39988552> . <http://webisa.webdatacommons.org/prov/393598101> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/39988552> . <http://webisa.webdatacommons.org/39988552> <http://www.w3.org/ns/prov#value> "Today, the Whitney holds about 18,000 pieces by about 2,700 artists, including Alexander Calder, Willem de Kooning, Edward Hopper (the museum holds his entire estate), Jasper Johns, Louise Nevelson, Georgia O???Keeffe and Claes Oldenburg." .