Task: Text to Code
Input (English): SQL: SELECT characteristic_name FROM Characteristics WHERE characteristic_type_code = "sesame"
Feedback: product name should be sesame not characteristic type code . Verify that characteristic type code equals 'Grade' as well .
Output (English): SELECT t3.characteristic_name FROM products AS t1 JOIN product_characteristics AS t2 ON t1.product_id  =  t2.product_id JOIN CHARACTERISTICS AS t3 ON t2.characteristic_id  =  t3.characteristic_id WHERE t1.product_name  =  "sesame" AND t3.characteristic_type_code  =  "Grade"