60660
The generalization took place as a long-term historical project , involving quadratic forms and their ' genus theory ' , work of Ernst Kummer and Leopold Kronecker / Kurt Hensel on ideals and completions , the theory of cyclotomic and Kummer extensions .
 person: Ernst Kummer; person: Leopold Kronecker; person: Kurt Hensel; person: Kummer
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: Ernst Kummer, Leopold Kronecker, Kurt Hensel, Kummer 
Answer:
 person: Ernst Kummer; person: Leopold Kronecker; person: Kurt Hensel; person: Kummer