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Gustav Bartholin Hagen was born on 12 February 1873 in Copenhagen , the son of Sophus Hagen, a composer and music editor, and Serine Johanne Frederikke Klingsey. He completed a mason's apprenticeship in 1894 before attending a technical school to prepare for the Art Academy. In 1897 he was admitted to the Royal Danish Academy of Fine Arts where he studied under Hack Kamopmann among others. After graduating in 1906, he received a travel scholarship and went to northern Italy the following year.
 place of birth: Gustav Bartholin Hagen, Copenhagen
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: Gustav Bartholin Hagen, Copenhagen