How many times did Niels Christian Kaldau win the men's single and Pi Hongyan win the women's single in the same year?
CREATE TABLE table_12275654_1 (
    year VARCHAR,
    mens_singles VARCHAR,
    womens_singles VARCHAR
)
SELECT COUNT(year) FROM table_12275654_1 WHERE mens_singles = "Niels Christian Kaldau" AND womens_singles = "Pi Hongyan"
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: How many times did Niels Christian Kaldau win the men's single and Pi Hongyan win the women's single in the same year? ### Input: CREATE TABLE table_12275654_1 (
    year VARCHAR,
    mens_singles VARCHAR,
    womens_singles VARCHAR
) ### Response: SELECT COUNT(year) FROM table_12275654_1 WHERE mens_singles = "Niels Christian Kaldau" AND womens_singles = "Pi Hongyan"