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David Siegmund O. Siegmund is renowned worldwide for his solutions to St atistical problems that arise in real-world scientific applications and require novel probability theory for their resolution. His work in sequential analysis, renewal theory, boundary crossing probabilities, and maxima of random fields is especially noteworthy.
 place of birth: David Siegmund, St
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 Siegmund, St