8021
The cross-beat escapement was invented in 1584 by Jost Bürgi , who also developed the remontoire .
 person: Jost Bürgi
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Jost Bürgi 
Answer:
 person: Jost Bürgi