Predicate: fibrillation
Roleset id: fibrillation.01 , Contracting rapidly, irregularly, vncls: 45.4, framnet:
Roles:
        Arg1: Entity fibrillating (heart) (vnrole: 45.4-patient)
        Arg2: EXT
Example: Two-for-one
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        Fibrillation of the heart is also known as atrial fibrillation, and it is an irregular and often rapid heartbeat that commonly causes poor blood flow to the body.
        Rel: fibrillation
        Arg1: of the heart
        Argm-adj: atrial
        Rel: fibrillation