CREATE TABLE table_name_83 (pro_stock VARCHAR2, top_fuel VARCHAR2, funny_car VARCHAR2)

Who won Pro Stock the year Tony Schumacher won Top Fuel and Tony Pedregon won Funny Car?
SELECT pro_stock FROM table_name_83 WHERE top_fuel = "tony schumacher" AND funny_car = "tony pedregon"
SELECT "pro_stock" FROM "table_name_83" WHERE "funny_car" = "tony pedregon" AND "tony schumacher" = "top_fuel"