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In 1288 Yuan dynasty troops are recorded to have used hand cannon in combat , and the earliest extant cannon bearing a date of production comes from the same period .
 location: Yuan dynasty
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: Yuan dynasty 
Answer:
 location: Yuan dynasty