9098
This movement , " reform opera " is primarily associated with Christoph Willibald Gluck and Ranieri de ' Calzabigi .
 person: Christoph Willibald Gluck; person: Ranieri de ' Calzabigi
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Christoph Willibald Gluck, Ranieri de ' Calzabigi 
Answer:
 person: Christoph Willibald Gluck; person: Ranieri de ' Calzabigi