Predicate: hamstring
hamstring: Frames file for 'hamstring' based on survey of sentences in the WSJ
corpus.
Roleset id: hamstring.01 , to make ineffective or powerless, vncls: , framnet:
Roles:
        Arg0: causer of ineffectiveness, agent
        Arg1: entity made powerless
Example: transitive
        person: ns,  tense: present,  aspect: ns,  voice: active,  form: full
        If Mr. Papandreou becomes the major opposition leader , he could hamstring a conservative-led coalition .
        ArgM-ADV: If Mr. Papandreou becomes the major opposition leader
        Arg0: he
        ArgM-MOD: could
        Rel: hamstring
        Arg1: a conservative-led coalition