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Lord Londonderry used his new bride 's immense wealth to acquire the Seaham Hall estate in County Durham to developing the coalfields there .
 person: Londonderry; location: Seaham Hall; location: County Durham
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Londonderry; location: Seaham Hall; location: County Durham