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_50 ( championship VARCHAR, year VARCHAR, surface VARCHAR )

### Question ###
What is Championship, when Year is greater than 2002, and when Surface is Hard?

### Accurate SQL ###

SELECT championship FROM table_name_50 WHERE year > 2002 AND surface = "hard"