91837
The basic result is the " Morse–Mostow lemma " on the stability of geodesics .
 person: Morse–Mostow
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: Morse–Mostow 
Answer:
 person: Morse–Mostow