What is the date Listed of the B & O Bridge in Washington?
CREATE TABLE table_49982 (
    "Name" text,
    "Built" text,
    "Listed" text,
    "Location" text,
    "County" text
)
SELECT "Listed" FROM table_49982 WHERE "County" = 'washington' AND "Name" = 'b & o bridge'
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 date Listed of the B & O Bridge in Washington? ### Input: CREATE TABLE table_49982 (
    "Name" text,
    "Built" text,
    "Listed" text,
    "Location" text,
    "County" text
) ### Response: SELECT "Listed" FROM table_49982 WHERE "County" = 'washington' AND "Name" = 'b & o bridge'