Assertion: crude oil | /r/AtLocation | tiny spaces
Facets:
value: within sedimentary rocks
type: LOCATION
Source sentences:
text: Crude oil and other hydrocarbons exist in liquid or gaseous from in underground pools or reservoirs, in tiny spaces within sedimentary rocks, and near the earth's surface in tar (or oil) sands.
text: Crude oil and other hydrocarbons exist in liquid or gaseous from in underground pools or reservoirs, in tiny spaces within sedimentary rocks, and near the earth's surface in tar (or oil) sands.