9779
History and words On 25 June 1708 , Bach was appointed organist and chamber musician at the court of the co-reigning Dukes Wilhelm Ernst and Ernst August of Saxe-Weimar .
 person: Bach
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Bach