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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_12275654_1 (year VARCHAR, mens_singles VARCHAR, womens_singles VARCHAR) Question: How many times did Niels Christian Kaldau win the men's single and Pi Hongyan win the women's single in the same year? [/INST] SELECT COUNT(year) FROM table_12275654_1 WHERE mens_singles = "Niels Christian Kaldau" AND womens_singles = "Pi Hongyan" </s>