user: Question: What is the Sub-Parish (Sokn) that was built in 1957 in the location of Stavang?
Columns: ['Parish (Prestegjeld)', 'Sub-Parish (Sokn)', 'Church Name', 'Year Built', 'Location of the Church']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Kinn Parish', 'Bru', 'Askrova bedehuskapell', '1957', 'Espeset']
SQL:

assistant: SELECT "Sub-Parish (Sokn)" FROM "Table" WHERE "Year Built" = '1957' AND "Location of the Church" = 'Stavang';