CREATE TABLE "tuesday" (
  "7_00" text,
  "7_30" text,
  "8_00" text,
  "8_30" text,
  "9_00" text,
  "9_30" text,
  "10_00" text,
  "10_30" text
);

Question: What is on the at 8:00 on the same channel that has Costello on at 8:30?
SQL: SELECT "8_00" FROM "tuesday" WHERE "8_30"='costello';

Question: What is on at 7:30 on the same channel as Wheel of Fortune at 7:00?
SQL: SELECT "7_30" FROM "tuesday" WHERE "7_00"='wheel of fortune';

Question: What is on at 8:00 on the same change as W-Five at 10:00?
SQL: SELECT "8_00" FROM "tuesday" WHERE "10_00"='w-five';

Question: What is on at 9:30 on the same channel as Fin du Monde at 10:00?
SQL: SELECT "9_30" FROM "tuesday" WHERE "10_00"='fin du monde';

Question: What is on at 8:30 on the same channel as Les Machos at 9:00?
SQL: SELECT "8_30" FROM "tuesday" WHERE "9_00"='les machos';