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_name_96 (mar_17 VARCHAR, april_21 VARCHAR)

### Question ###
What is the rank for Mar 17 when the April 21 rank is 10?

### Accurate SQL ###

SELECT mar_17 FROM table_name_96 WHERE april_21 = "10"