53514
Although Hausdorff spaces are n't generally regular , a Hausdorff space that is also ( say ) locally compact will be regular , because any Hausdorff space is preregular .
 person: Hausdorff; person: Hausdorff; person: Hausdorff
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: Hausdorff, Hausdorff, Hausdorff 
Answer:
 person: Hausdorff; person: Hausdorff; person: Hausdorff