CREATE TABLE "table1_28089666_1" (
  "series_num" real,
  "season_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" text
);

Question: What episode in the series is "teased"?
SQL: SELECT MAX("series_num") FROM "table1_28089666_1" WHERE "title"='\"Teased\"';

Question: What date did "sympathy" originally air?
SQL: SELECT "original_air_date" FROM "table1_28089666_1" WHERE "title"='\"Sympathy\"';

Question: What original air date was the episode with production code of 5.05?
SQL: SELECT "original_air_date" FROM "table1_28089666_1" WHERE "production_code"='5.05';

Question: Who wrote episode with production code 1.01?
SQL: SELECT "written_by" FROM "table1_28089666_1" WHERE "production_code"='1.01';