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David Bradley is a linguist who specializes in the Tibeto-Burman languages United States of America South East Asia. Born in the USA, Bradley was educated at the School of Oriental and African Studies. He has spent most of his career in Australia, and is currently a professor at La Trobe University. Bradley has been an invited lecturer and keynote speaker many times and throughout the world, in particular the Himalayan Languages Symposium and the International Conference on Sino-Tibetan Languages and Linguistics. He serves on the board of the Hans Rausing Endangered Languages Programme.
 place of birth: David Bradley, United States of America
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: David Bradley, United States of America