| http://www.w3.org/ns/prov#value | - The Downstream segment includes upgrading of heavy crude oil feedstock into synthetic crude oil, refining in Canada of crude oil and marketing of refined petroleum products, including gasoline, diesel, ethanol blended fuels, asphalt and ancillary products, and production of ethanol and refining in the U.S. of primarily crude oil to produce and market gasoline, jet fuel and diesel fuels that meet U
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