Predicate: diminution
Roleset id: diminution.01 , make smaller, vncls: 45.4
Roles:
        Arg0: causer of smallness, agent
        Arg1: thing becoming smaller
        Arg2: ext
        Arg3: start point
        Arg4: end point
Example: autogen1
        a serious diminution of market liquidity
        ArgM-MNR : serious
        Rel : diminution
        Arg1 : of market liquidity