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Born in Corteolona, Italy Pietro Maffi studied at the seminary in Pavia (from where he obtained his doctorate in theology) before being ordained to the priesthood in 1881. He was raised to the rank of Privy Chamberlain of His Holiness that same year, and taught philosophy and sciences at the Pavia seminary, of which he was also rector. Maffi founded the meteorological observatory and the Museum of Natural History of Pavia, as well as serving as editor and director of Rivista di scienze fisiche e matematiche. Maffi was later named Pro-Vicar General of Pavia and pro-synodal examiner, doctor honoris causa of theological college of Parma, and a supernumerary member of its scientific academy. In 1901, Maffi was made Vicar General of Ravenna and the prefect of its seminary's studies, becoming Apostolic Administrator of the archdiocese on April 26, 1902.
 place of birth: Pietro Maffi, Corteolona, Italy
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: Pietro Maffi, Corteolona, Italy