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In this period , Eyre ( according to a recent suggestion ) was responsible for laying out the garden at Walpole 's Norfolk mansion at Houghton .
 Eyre, Walpole, Norfolk
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Eyre, Walpole, Norfolk