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

Question: Which team did they play at Rich Stadium?
SQL: SELECT "opponent" FROM "schedule" WHERE "game_site"='Rich Stadium';

Question: What date did they play in Cleveland Municipal Stadium?
SQL: SELECT "date" FROM "schedule" WHERE "game_site"='Cleveland Municipal Stadium';