39000
The non-manifold version was disproved by John Milnor in 1961 using Reidemeister torsion .
 person: John Milnor; person: Reidemeister
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: John Milnor, Reidemeister 
Answer:
 person: John Milnor; person: Reidemeister