user: Question: What is the latest year with a 34-0 result?
Columns: ['Year', 'Date', 'Home Team', 'Result', 'Visiting Team', 'Venue', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: [1950.0, 'October 1', 'San Francisco 49ers', '14-35', 'Los Angeles Rams', 'Kezar Stadium', 27262.0]
SQL:

assistant: SELECT MAX("Year") FROM "Table" WHERE "Result" = '34-0';