Predicate: nitrify
nitrify: Frames file for 'nitrify' based on internet usage examples, expansion via
VN. VerbNet entry 45.4.
Roleset id: nitrify.01 , convert to or treat with nitric acid/nitrogen, vncls: 45.4, framnet:
Roles:
        Arg0: cause of transformation (vnrole: 45.4-Agent)
        Arg1: entity nitrified (vnrole: 45.4-Patient)
        Arg2: instrument or manner if separate from arg 0 (vnrole: 45.4-Instrument)
Example: Descriptive usage
        The organic input can also provide the genesis for the nitrifying bacteria.
        Rel: nitrifying
        Arg0: bacteria