Assertion: chevron's portfolio | /r/HasProperty | upstream
Facets:
Source sentences:
text: In addition to the use of the latest technologies, Chevron has been streamlining its upstream portfolio to improve its profitability.
text: Chevron is reallocating its upstream portfolio to target shale and tight properties in the Permian Basin, Appalachia, and emerging markets such as Vaca Muerta in Argentina, and divesting from mature conventional plays like the North Sea.