Predicate: perturb
perturb: Frames file for 'perturb' based on sentences in wsj. Verbnet entry 31.1.
Roleset id: perturb.01 , disturb, upset, vncls: 31.1, framnet:
perturb.01: This verb is only marginally a member of class 31.1, since it rarely
expresses and emotional state.
Roles:
        Arg0: causer of perturbation (vnrole: 31.1-Cause)
        Arg1: perturbed entity (vnrole: 31.1-Experiencer)
Example: the one example
        person: ns,  tense: past,  aspect: ns,  voice: active,  form: full
        The bursts often occur, they said, after they ``perturbed'' the
        experiments by raising or lowering the amount of electric current
        being applied, or switching the current off and on.
        Arg0: they
        Rel: perturbed
        Arg1: the experiments
        ArgM-MNR: by raising or lowering the amount of
electric current being applied, or switching the current off
and on