20774
In other words , the Hadwiger number of an " n " - vertex graph with a haven of order " k " is at least " k " n " .
 person: Hadwiger
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: Hadwiger 
Answer:
 person: Hadwiger