4058
For any normal topological space , the Lebesgue covering dimension of is defined to be the smallest integer " n " for which the following holds : any open cover has an open refinement ( a second open cover where each element is a subset of an element in the first cover ) such that no point is included in more than elements .
 person: Lebesgue
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Lebesgue