Predicate: gnaw
Roleset id: gnaw.01 , bite, chew on, vncls: 39.2-1, framnet: -
gnaw.01: Based on Brown. Member of VNcls chew-39.2-1.
Roles:
        Arg0: gnawer (vnrole: 39.2-1-agent)
        Arg1: thing chewed (vnrole: 39.2-1-patient)
Example: with PP
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        Clumps of brush that they passed were [so many enchained demons]-1 straining in anger [*-1] to tear [*RNR*-2] and gnaw on [*RNR*-2] [his bones]-2 .
        Arg0: [*-1]
        Rel: gnaw
        Arg1: on [*RNR*-2]
Roleset id: gnaw.02 , to cause persistent worry or pain, vncls: 39.2-1, framnet:
gnaw.02: Based on Brown. See VNcls chew-39.2-1.
Roles:
        Arg0: causer (vnrole: 39.2-1-agent)
        Arg1: gnawed at (vnrole: 39.2-1-patient)
Example: gnaw at
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        Day by day , week by week , month by month , the betrayal gnawed at Andrei 's heart .
        Arg0: the betrayal
        Rel: gnawed
        Arg1: at Andrei 's heart