อะไรคือคะแนนเมื่อ try diff คือ +23?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What is points when try diff is +23?It is not neccessary to use all the tables.
 table_name_7:  points_for [ VARCHAR]  try_diff [ VARCHAR] 
SELECT points_for FROM table_name_7 WHERE try_diff = "+23"