Who had the fasted lap in motorsport arena oschersleben?
CREATE TABLE table_21321935_2 (
    fastest_lap VARCHAR,
    circuit VARCHAR
)
SELECT fastest_lap FROM table_21321935_2 WHERE circuit = "Motorsport Arena Oschersleben"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Who had the fasted lap in motorsport arena oschersleben? ### Input: CREATE TABLE table_21321935_2 (
    fastest_lap VARCHAR,
    circuit VARCHAR
) ### Response: SELECT fastest_lap FROM table_21321935_2 WHERE circuit = "Motorsport Arena Oschersleben"