user: Question: How many pages were in the book by Stefano D'Arrigo?
Columns: ['Book title', 'Author', 'Edition/Publisher', 'Page count', 'Page size', 'Language']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['In Search of Lost Time', 'Marcel Proust', 'Modern Library', '4,211 pages, 7 volumes', 'inches (cm) x inches (cm)', 'French to English translation']
SQL:

assistant: SELECT "Page count" FROM "Table" WHERE "Author" = 'Stefano D''Arrigo';