Definition:
        Undergoer that is central to an event or state that does not have control over the way the event occurs, is not structurally changed by the event, and/or is characterized as being in a certain position or condition throughout the state.
        Example:
        THE BALL rolled down the hill.
        
      
     
    
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        Definition:
        The starting point (possibly metaphoric) of an action; it exists independently of the event.
        Example:
        I gleaned FROM THE EVIDENCE how she did it.
        
      
     
    
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