CREATE TABLE "schedule" (
  "week" real,
  "date" text,
  "opponent" text,
  "result" text,
  "game_site" text,
  "record" text,
  "attendance" real
);

Question: What is the opponent played on October 4?
SQL: SELECT "opponent" FROM "schedule" WHERE "date"='October 4';

Question: Where is riverfront stadium the game site for the week?
SQL: SELECT MIN("week") FROM "schedule" WHERE "game_site"='Riverfront Stadium';