Predicate: worsening
Roleset id: worsening.01 , make or become worse, vncls: 45.4
Roles:
Arg0: agent (rarely occuring
Arg1: thing getting worse
Arg2: instrument (preferable to agent
Example: autogen1
a severe worsening of inflation
ArgM-MNR : severe
Rel : worsening
Arg1 : of inflation