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_53994 ( "Stage (Winner)" text, "General classification" text, "Mountains classification" text, "Points classification" text, "Combination classification" text, "Team Classification" text )

### Question ###
What is the General classification for a points classification leader of Bradley Wiggins?

### Accurate SQL ###

SELECT "General classification" FROM table_53994 WHERE "Points classification" = 'bradley wiggins'