During which round was the first defensive end with an overall rank larger than 186 drafted?
CREATE TABLE table_4873 (
    "Round" real,
    "Overall" real,
    "Player" text,
    "Position" text,
    "School/Club Team" text
)
SELECT MIN("Round") FROM table_4873 WHERE "Overall" > '186' AND "Position" = 'defensive end'
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: During which round was the first defensive end with an overall rank larger than 186 drafted? ### Input: CREATE TABLE table_4873 (
    "Round" real,
    "Overall" real,
    "Player" text,
    "Position" text,
    "School/Club Team" text
) ### Response: SELECT MIN("Round") FROM table_4873 WHERE "Overall" > '186' AND "Position" = 'defensive end'