CREATE TABLE "table1_19632728_1" (
  "season_num" real,
  "episode_num" real,
  "title" text,
  "director_s" text,
  "writer_s" text,
  "original_air_date" text
);

Question: When was the episode number 2 originally aired?
SQL: SELECT "original_air_date" FROM "table1_19632728_1" WHERE "episode_num"=2;

Question: When was the episode titled "The Parachute of Healing" originally aired?
SQL: SELECT "original_air_date" FROM "table1_19632728_1" WHERE "title"='\"The Parachute of Healing\"';

Question: Who was the writer of the episode titled "The Parachute of Healing"?
SQL: SELECT "writer_s" FROM "table1_19632728_1" WHERE "title"='\"The Parachute of Healing\"';

Question: What was the highest season number?
SQL: SELECT MAX("season_num") FROM "table1_19632728_1";