พื้นผิวใดที่เล่นกับ Shahar Pe'er?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
What surface was played on against Shahar Pe'er?It is not neccessary to use all the tables.
 table_name_61:  (surface [ VARCHAR ] opponent [ VARCHAR) ]
SELECT surface FROM table_name_61 WHERE opponent = "shahar pe'er"