Question: What date has a set 4 of 25-19?
SQL: SELECT "Date" FROM "2-16013858-13" WHERE "Set 4" = '25-19';

Question: What is the total for the set 2 of 25-18?
SQL: SELECT "Total" FROM "2-16013858-13" WHERE "Set 2" = '25-18';

Question: What is the total for set 2 of 25-19?
SQL: SELECT "Total" FROM "2-16013858-13" WHERE "Set 2" = '25-19';

Question: What is set 3 when set 5 is NA, set 1 is 21-25, and set 2 is 25-16?
SQL: SELECT "Set 3" FROM "2-16013858-13" WHERE "Set 5" = 'NA' AND "Set 1" = '21-25' AND "Set 2" = '25-16';

Question: What is the set 1 for the date Jun 26, and a set 2 of 25-16?
SQL: SELECT "Set 1" FROM "2-16013858-13" WHERE "Date" = 'Jun 26' AND "Set 2" = '25-16';

Question: What is the total for set 2 17-25?
SQL: SELECT "Total" FROM "2-16013858-13" WHERE "Set 2" = '17-25';