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Stroud, of Dallas; a brother, Richard Bilby of Tucson, Ariz. ; two daughters, Wynne B. Racine of Littleton, Colo., and Margot B. Snellback of Newtown, Conn.; two sons, Kenneth Bilby Jr. of Washington and Bryan Bilby of San Francisco, and five grandchildren.
 place of birth: Richard Bilby, Tucson, Ariz.
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
Answer:
 place of birth: Richard Bilby, Tucson, Ariz.