Question: Which IHSAA Football Class has a School of Wood Memorial?
SQL: SELECT "IHSAA Football Class" FROM "2-18974097-10" WHERE "School" = 'Wood Memorial';

Question: Which IHSAA Football Class has a County of 77 Sullivan, and a School of Union Dugger?
SQL: SELECT "IHSAA Football Class" FROM "2-18974097-10" WHERE "County" = '77 Sullivan' AND "School" = 'Union Dugger';

Question: Which IHSAA Football Class has an Enrollment of 406?
SQL: SELECT "IHSAA Football Class" FROM "2-18974097-10" WHERE "Enrollment" = 406.0;