วันใดที่มีคู่ต่อสู้คือ Akgul Amanmuradova Nina Bratchikova ในรอบชิงชนะเลิศ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which date has opponents, Akgul Amanmuradova Nina Bratchikova, in the final?It is not neccessary to use all the tables.
 table_71400:  "Date" [ text]  "Tournament" [ text]  "Surface" [ text]  "Tier" [ text]  "Partner" [ text]  "Score" [ text] 
SELECT "Date" FROM table_71400 WHERE "Opponents in the final" = 'akgul amanmuradova nina bratchikova'