Assertion: brain tumor's brain | /r/CreatedBy | the tumor
Facets:
value: primarily
type: DEGREE
Source sentences:
text: Swelling in the brain caused by the tumor or surrounding inflammation.
text: This is the treatment of choice for brain cancers, as it will ideally prevent the tumor from growing and spreading, and will limit pressure on the brain caused by the tumor.
text: Some symptoms are caused by swelling in the brain primarily caused by the tumor or its surrounding inflammation.