380059
At the age of 20 years abandons his father 's business , and becomes a pupil at the Accademia Albertina under Giovanni Battista Biscarra .
 Giovanni Battista Biscarra
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Giovanni Battista Biscarra