Assertion: hydrogen | /r/AtLocation | earth
Facets:
value: in compound form
type: OTHER
value: in a number of compounds
type: OTHER
value: naturally
type: MANNER
value: most prominently in water
type: LOCATION
Source sentences:
text: Hydrogen does occur on Earth in a number of compounds, however, most prominently in water.
text: Hydrogen occurs naturally on earth only in compound form with other elements in liquids, gases, or solids.