Task: Text to Code
Input (English): Step 1: For each row in artist table, find the corresponding rows in song table.
Step 2: find the number of rows of each value of song's country in the results of step 1.
Step 3: find artist's country of step 1 results with smallest value in the results of step 2
Output (English): SELECT T1.country FROM artist AS T1 JOIN song AS T2 ON T1.artist_name = T2.artist_name GROUP BY T2.country ORDER BY Count ( * ) Asc LIMIT 1