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Valentin Raychev () (born 20 September 1958 in Sofia ) is a Bulgarian wrestler and Olympic champion in Freestyle wrestling.
 place of birth: Valentin Raychev, Sofia
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: Valentin Raychev, Sofia