Question: What is the Time when the Set 2 is 25–21, on 29 May?
SQL: SELECT "Time" FROM "2-15789909-11" WHERE "Set 2" = '25–21' AND "Date" = '29 May';

Question: What is the Set 3 when the Set 2 is 21–25, and a Set 1 is 25–21?
SQL: SELECT "Set 3" FROM "2-15789909-11" WHERE "Set 2" = '21–25' AND "Set 1" = '25–21';

Question: What is the Total when the Set 3 is 22–25, and a Set 2 is 25–20?
SQL: SELECT "Total" FROM "2-15789909-11" WHERE "Set 3" = '22–25' AND "Set 2" = '25–20';

Question: What is the Set 3 on 30 May, and a Set 1 is 20–25?
SQL: SELECT "Set 3" FROM "2-15789909-11" WHERE "Date" = '30 May' AND "Set 1" = '20–25';

Question: What is the Date when the Set 1 is 25–21, and the Score is 3–0, and the Time is 11:00?
SQL: SELECT "Date" FROM "2-15789909-11" WHERE "Set 1" = '25–21' AND "Score" = '3–0' AND "Time" = '11:00';

Question: What is the Date when the Set 2 is 13–25?
SQL: SELECT "Date" FROM "2-15789909-11" WHERE "Set 2" = '13–25';