What is the sum of October, when Opponent is 'Pittsburgh Penguins'?
CREATE TABLE table_name_19 (
    october INTEGER,
    opponent VARCHAR
)
SELECT SUM(october) FROM table_name_19 WHERE opponent = "pittsburgh penguins"
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 sum of October, when Opponent is 'Pittsburgh Penguins'? ### Input: CREATE TABLE table_name_19 (
    october INTEGER,
    opponent VARCHAR
) ### Response: SELECT SUM(october) FROM table_name_19 WHERE opponent = "pittsburgh penguins"