364826
Early life Gertrude was born at Cambridge , to John Mackenzie Bacon ( 19 June 1846 – 26 December 1904 ) and his first wife , Gertrude Myers .
 Cambridge, John Mackenzie Bacon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cambridge, John Mackenzie Bacon