user: Question: What is the lowest rank for Andre Vonarburg, when the notes are FB?
Columns: ['Rank', 'Athlete', 'Country', 'Time', 'Notes']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Lassi Karonen', 'Sweden', '6:57.28', 'FA']
SQL:

assistant: SELECT MIN("Rank") FROM "Table" WHERE "Notes" = 'FB' AND "Athlete" = 'Andre Vonarburg';