What is the description of document type 'Paper'?
CREATE TABLE Ref_Document_Types (
    document_type_description VARCHAR,
    document_type_code VARCHAR
)
SELECT document_type_description FROM Ref_Document_Types WHERE document_type_code = "Paper"
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 description of document type 'Paper'? ### Input: CREATE TABLE Ref_Document_Types (
    document_type_description VARCHAR,
    document_type_code VARCHAR
) ### Response: SELECT document_type_description FROM Ref_Document_Types WHERE document_type_code = "Paper"