Predicate: billow
billow: Frames file for 'billow' based on survey of sentences in the WSJ
corpus.
Roleset id: billow.01 , to spread over a large area, vncls: 47.2, framnet:
Roles:
        Arg1: entity billowing (vnrole: 47.2-Theme)
        Arg2: direction (vnrole: 47.2-Location)
Example: intransitive
        person: ns,  tense: present,  aspect: ns,  voice: active,  form: gerund
        The Bartlesville , Okla. , oil company late yesterday still had n't said officially what [*T*-1] caused the explosions and fires , which [*T*-2] sent columns of heavy black smoke billowing high into the air .
        Arg1: columns of heavy black smoke
        Rel: billowing
        Arg2-DIR: high into the air