user: Question: What is Notes, when Gold is "Thierry Gueorgiou", when Year is before 2008, and when Bronze is "Valentin Novikov"?
Columns: ['Year', 'Gold', 'Silver', 'Bronze', 'Notes']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2002.0, 'Michael Mamleev', 'Yuri Omeltchenko', 'Jamie Stevenson', '5.2km, 15controls']
SQL:

assistant: SELECT "Notes" FROM "Table" WHERE "Gold" = 'Thierry Gueorgiou' AND "Year" < 2008.0 AND "Bronze" = 'Valentin Novikov';