user: Question: What is the lowest lane in the czech republic and a time larger than 21.05?
Columns: ['Rank', 'Lane', 'Athlete', 'Nationality', 'Time', 'React']
Types: ['real', 'real', 'text', 'text', 'real', 'real']
Sample row: [1.0, 4.0, 'Shawn Crawford', 'United States', 20.61, 0.216]
SQL:

assistant: SELECT MIN("Lane") FROM "Table" WHERE "Nationality" = 'czech republic' AND "Time" > 21.05;