Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_15847691_2 (first_downs VARCHAR, date VARCHAR)
### Question:
What was the total number of first down on October 23?
### Answer:
SELECT COUNT(first_downs) FROM table_15847691_2 WHERE date = "October 23"