What is the completed date of ?
CREATE TABLE table_69906 (
    "Kanji" text,
    "Name" text,
    "Builder" text,
    "Laid down" text,
    "Launched" text,
    "Completed" text
)
SELECT "Completed" FROM table_69906 WHERE "Kanji" = '蓬'
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: What is the completed date of ? ### Input: CREATE TABLE table_69906 (
    "Kanji" text,
    "Name" text,
    "Builder" text,
    "Laid down" text,
    "Launched" text,
    "Completed" text
) ### Response: SELECT "Completed" FROM table_69906 WHERE "Kanji" = '蓬'