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

Question: Which opponent was played at Forbes Field after week 4?
SQL: SELECT "opponent" FROM "schedule" WHERE "game_site"='forbes field' AND "week">4;

Question: Which opponent was played on week 9?
SQL: SELECT "opponent" FROM "schedule" WHERE "week"=9;

Question: What was the date of the game played at Fenway Park?
SQL: SELECT "date" FROM "schedule" WHERE "game_site"='fenway park';