66723
The Banach fixed point theorem states that a contraction mapping on a complete metric space admits a fixed point .
 person: Banach
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: Banach 
Answer:
 person: Banach