5803
The novel tells the story of the rivalry between the powerful Este sisters , Beatrice and Isabella , princesses of the House of Ferrara , as they competed for the attentions of both the Duke of Milan and Leonardo da Vinci when the artist was court painter in the High Renaissance .
 person: Beatrice; person: Isabella; person: Leonardo da Vinci
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Beatrice; person: Isabella; person: Leonardo da Vinci