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Luka Grubor (born 27 December 1973) is a competition rower, born in Zagreb, Croatia who competed for Yugoslavia and Croatia, and became Olympic champion for Great Britain.
 place of birth: Luka Grubor, Zagreb, Croatia
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: place of death, place of birth, education degree, education institution 
Text: {0} 
 Entity Pairs:  Luka Grubor, Zagreb, Croatia 
Answer:
 place of birth: Luka Grubor, Zagreb, Croatia