41663
He was the first son of Henry Davidson ( 1771 – 1827 ) and grandson of Duncan Davidson ( 1733 – 1799 ) , and succeeded to his father 's Scottish estates , including Tulloch Castle .
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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:  
Answer:
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