38880
In this case , the proof shows that a solution of Sudoku in polynomial time could also be used to complete Latin squares in polynomial time .
 person: Sudoku
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: Sudoku 
Answer:
 person: Sudoku