Predicate: trail
Roleset id: trail.01 , partitive-quant, vncls:
Roles:
        Arg1: quantified
        Arg3: secondary-theme
Example: autogen1
        Mr. Bork 's paper trail of vulnerable writings
        Arg3 : paper
        Rel : trail
        Arg1 : of vulnerable writings
Example: autogen2
        a seemingly endless trail of bad news
        Rel : trail
        Arg1 : of bad news