Task: Text to Code
Input (English): Step 1: For each row in circuits table, find the corresponding rows in races table.
Step 2: find country, circuitRef of the results of step 1 whose races's name equals Lewis
Output (English): SELECT T1.country , T1.circuitRef FROM circuits AS T1 JOIN races AS T2 ON T1.circuitId = T2.circuitId WHERE T2.name = "Lewis"