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File : Parmigianino Selfportrait.jpg | Parmigianino Self-portrait in a mirror c. 1524 is itself painted on a convex surface like that of the mirrors of the period File : Johannes gumpp.jpg | Johannes Gumpp 1646 shows how most self-portraits were painted File : Courbet LAtelier du peintre.jpg |  Gustave Courbet  The  Artist  's Studio ( L'Atelier du peintre ) : A Real Allegory of a Seven Year Phase in my Artistic and Moral Life 1855 d'Orsay The size of single-sheet mirrors was restricted until technical advances made in France in 1688 by Bernard Perrot .
 title of person: Gustave Courbet, Artist
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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 title of person: Gustave Courbet, Artist