PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The intermittency of wind seldom creates problems when using wind power to supply a low proportion of total demand, but as the proportion rises, problems are created such as increased costs, the need to upgrade the grid, and a lowered ability to supplant conventional production.[5][6][7] Power management techniques such as exporting excess power to neighboring areas or reducing demand when wind pr
http://www.w3.org/ns/prov#wasQuotedFrom
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