Name the most maidens when e.r. 5.11
CREATE TABLE table_20276 (
    "Name" text,
    "Overs Bowled" text,
    "Maidens" real,
    "Runs Conceded" real,
    "Wickets" real,
    "Extras" real,
    "E.R." text
)
SELECT MAX("Maidens") FROM table_20276 WHERE "E.R." = '5.11'
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: Name the most maidens when e.r. 5.11 ### Input: CREATE TABLE table_20276 (
    "Name" text,
    "Overs Bowled" text,
    "Maidens" real,
    "Runs Conceded" real,
    "Wickets" real,
    "Extras" real,
    "E.R." text
) ### Response: SELECT MAX("Maidens") FROM table_20276 WHERE "E.R." = '5.11'