อ่างเก็บน้ำใดมีความจุกักเก็บน้ำ 2 บ่อ ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
Which Reservoir capacity has an Impounded body of water of tumut two pondage?It is not neccessary to use all the tables.
 table_name_41:  (reservoir_capacity [ VARCHAR ] impounded_body_of_water [ VARCHAR) ]
SELECT reservoir_capacity FROM table_name_41 WHERE impounded_body_of_water = "tumut two pondage"