30655
Genetic studies of Spitz nevi have shown that most cells have the normal number of chromosome s , however a minority ( 25 % ) of cells have been shown to contain extra copies of parts of some chromosomes , such as the short arm of chromosome 11 ( 11p ) .
 person: Spitz
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: Spitz 
Answer:
 person: Spitz