user: Question: What is the best finish for the player whose earnings was $421050?
Columns: ['Player', 'Starts', 'Cuts made', 'Best finish', 'Money list rank', 'Earnings ($)']
Types: ['text', 'real', 'real', 'text', 'real', 'real']
Sample row: ['Brian Davis', 23.0, 15.0, 'T3', 98.0, 854460.0]
SQL:

assistant: SELECT "Best finish" FROM "Table" WHERE "Earnings ($)" = 421050.0;