Predicate: embroil
embroil: Frames file for 'embroil' based on sentences in wsj. No Verbnet entry.
Roleset id: embroil.01 , involve in contention, vncls: , framnet:
embroil.01: I feel there's some sort of unstated "in controversy" in the second
example.
Roles:
        Arg0: causer of contention, agent (rare)
        Arg1: thing involved in contention
        Arg2: contention
Example: normal usage
        person: ns,  tense: past,  aspect: ns,  voice: passive,  form: participle
        A majority of an NIH-appointed panel recommended late last year
        that the research continue under carefully controlled conditions,
        but [the issue]-1 became embroiled *trace*-1 in politics as
        anti-abortion groups continued to oppose federal funding.
        Rel: embroiled
        Arg1: *trace*
        Arg2: in politics
        ArgM-TMP: as anti-abortion groups continued to oppose
federal funding
Example: agent, sorta
        person: third,  tense: present,  aspect: perfect,  voice: active,  form: participle
        The subsequent drive to reform Hong Kong's markets also has
        embroiled the interest-rate futures contract.
        Arg0: The subsequent drive to reform Hong Kong's
markets
        ArgM-DIS: also
        Rel: embroiled
        Arg1: the interest-rate futures contract