Bernhard Langer (2) ชนะวันไหน?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What day did Bernhard Langer (2) win?It is not neccessary to use all the tables.
 table_15346009_1:  (date [ VARCHAR ] winner [ VARCHAR) ]
SELECT date FROM table_15346009_1 WHERE winner = "Bernhard Langer (2)"