Predicate: harden
harden: Frames file for 'harden' based on sentences in wsj. Verbnet entry 45.4.
Roleset id: harden.01 , make hard, vncls: 45.4, framnet:
Roles:
        Arg0: causer of hardness, agent (vnrole: 45.4-agent)
        Arg1: thing becoming hard (vnrole: 45.4-patient)
        Arg2: hardened to what? conditions that arg1 is hardening towards
Example: adjectival
        person: ns,  tense: ns,  aspect: ns,  voice: passive,  form: participle
        Once the consolidation is complete, Bethlehem plans to concentrate
        its forgings business on nuclear fabrication, hardened steel and
        large-diameter steel rolls for rolling mills and selected
        custom-die applications.
        Rel: hardened
        Arg1: steel
Example: agentive
        person: ns,  tense: past,  aspect: ns,  voice: active,  form: full
        After one too many disappointments, John hardened his heart.
        Argm-tmp: After one too many disappointments
        Arg0: John
        Rel: hardened
        Arg1: his heart
Example: With arg 2
        person: ns,  tense: ns,  aspect: ns,  voice: ns,  form: ns
        In the long run, it may be that the Middle Eastern conflagrations are designed *-1 *PRO* to harden the American people to the inevitability of genocide.
        Arg0: *PRO*
        Rel: harden
        Arg1: the American people
        Arg2: to the inevitability of genocide