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_21001903_2 (mens_singles VARCHAR, womens_singles VARCHAR, tour VARCHAR)
### Question:
when womens singles is wang yihan and tour is french super series, what were the men's singles?
### Answer:
SELECT mens_singles FROM table_21001903_2 WHERE womens_singles = "Wang Yihan" AND tour = "French Super Series"