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Alexander Weinstein (21 Jan 1897 Saratov, Russia -- 6 November 1979 Washington DC, USA) was a mathematician who worked on boundary value problems in fluid dynamics.
 place of birth: Alexander Weinstein, Saratov, Russia
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: Alexander Weinstein, Saratov, Russia