user: Question: What date did Renger van der Zande have the pole position at Donington Park?
Columns: ['Round', 'Circuit', 'Date', 'Pole Position', 'Fastest Lap', 'Winning Driver', 'Winning Team']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Oulton Park', '13 April', 'Max Chilton', 'Nick Tandy', 'Daniel Ricciardo', 'Carlin Motorsport']
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Pole Position" = 'Renger van der Zande' AND "Circuit" = 'Donington Park';