Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_28138035_27 (womens_singles VARCHAR, womens_doubles VARCHAR)

### Question ###
How many womens singles entries are there when womens doubles is li xiaodan wen jia?

### Accurate SQL ###

SELECT COUNT(womens_singles) FROM table_28138035_27 WHERE womens_doubles = "Li Xiaodan Wen Jia"