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From this time , the widowed Elizabeth declared that she would only marry into royalty and was convinced that the Kangxi Emperor of Qing Dynasty China wished to marry her ; suitably dressed as the Emperor of China , her sister-in-law Elizabeth 's stepfather , the Duke of Montagu , asked for her hand in marriage and they were wed on 8 September 1692 in Newcastle House , London .
 Elizabeth, Kangxi Emperor, China, Emperor, Elizabeth, Duke of Montagu, Newcastle
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Elizabeth, Kangxi Emperor, China, Emperor, Elizabeth, Duke of Montagu, Newcastle