CREATE TABLE table_47410 ("Circuit" TEXT, "Location" TEXT, "Date" TEXT, "Pole Position" TEXT, "Fastest Lap" TEXT, "Winner" TEXT)

What is Fastest Lap, when Date is Leeds, Alabama, and when Circuit is April 19?
SELECT "Fastest Lap" FROM table_47410 WHERE "Date" = 'leeds, alabama' AND "Circuit" = 'april 19'
SELECT "Fastest Lap" FROM "table_47410" WHERE "Circuit" = 'april 19' AND "Date" = 'leeds, alabama'