Predicate: impound
Frames file for 'impound' based on survey of sentences in the WSJ
corpus.
Roleset id: impound.01 , to hold or confine, vncls: 10.5
Roles:
        Arg0: holder, agent
        Arg1: entity impounded
Example: passive
        person: ns,  tense: present,  aspect: perfect,  voice: passive,  form: participle
        [More than 300 planes and helicopters]-1 have been impounded [*-1] at airports , and a large number of vehicles and launches has been confiscated [*-2] .
        Rel : impounded
        Arg1 : [*-1]
        ArgM-LOC : at airports