Which series episode has a netflix figure of s04e21?
CREATE TABLE table_36216 (
    "Series Ep." text,
    "Episode" real,
    "Netflix" text,
    "Segment A" text,
    "Segment B" text,
    "Segment C" text,
    "Segment D" text
)
SELECT "Series Ep." FROM table_36216 WHERE "Netflix" = 's04e21'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: Which series episode has a netflix figure of s04e21? ### Input: CREATE TABLE table_36216 (
    "Series Ep." text,
    "Episode" real,
    "Netflix" text,
    "Segment A" text,
    "Segment B" text,
    "Segment C" text,
    "Segment D" text
) ### Response: SELECT "Series Ep." FROM table_36216 WHERE "Netflix" = 's04e21'