Assertion: boron | /r/HasProperty | combined with other elements
Facets:
value: in compounds
type: LOCATION
value: commonly
type: TEMPORAL
value: in the environment
type: LOCATION
Source sentences:
text: In the environment, boron is combined with oxygen and other elements in compounds called borates.
text: It is combined with oxygen and other elements in compounds called borates.
text: Yes, boron is commonly combined with other elements.