Predicate: gamble
Roleset id: gamble.01 , to take a risk, vncls:
Roles:
        Arg0: gambler
        Arg1: entity gambled with/on
Example: autogen1
        Sotheby 's Inc. 's gamble in the art-dealing business
        Arg0 : Sotheby 's Inc. 's
        Rel : gamble
        Arg1 : in the art-dealing business
Example: autogen2
        its big gamble
        Arg0 : its
        ArgM-EXT : big
        Rel : gamble