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Family In 1652 , Henry married Frances Pierrepont ( b. 1 September 1630 in Thoresby , Nottinghamshire , d. 23 September 1695 in London ) and they had six children : The department of Manuscripts and Special Collections , The University of Nottingham holds a number of papers relating to the 2nd Duke of Newcastle : the Cavendish Papers ( Pw 1 ) , part of the Portland ( Welbeck ) Collection , includes some of his personal papers ; and the Newcastle ( Clumber ) Collection ( Ne ) includes estate papers and family settlements from the time of the 2nd Duke .
 2nd Duke, Newcastle, Cavendish, Newcastle, 2nd Duke
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 2nd Duke, Newcastle, Cavendish, Newcastle, 2nd Duke