xsd:string In this frame an Agent or Cause changes the consistency of an Undergoer from its Initial_state to a Result. This may take place under certain Circumstances for a Purpose or Reason in a certain Manner. A Change_agent can also be used. Note that this frame contrasts with Cause_change_of_phase in that this frame describes causation of a change in an Undergoer within a particular phase. Donna thinned the soup with chicken broth. The high temperatures curdled the milk.