user: Question: What is the lowest position of pilot Mario Kiessling from Germany?
Columns: ['Position', 'Pilot', 'Country', 'Glider', 'Points']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'Sebastian Kawa', 'Poland', 'Diana Sailplanes - Diana 2', 69.0]
SQL:

assistant: SELECT MIN("Position") FROM "Table" WHERE "Country" = 'Germany' AND "Pilot" = 'Mario Kiessling';