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_36978 ( "Outcome" text, "Date" text, "Tournament" text, "Surface" text, "Opponent in the final" text, "Score" text )

### Question ###
Who is the opponent in the final of the match on 26 March 2006?

### Accurate SQL ###

SELECT "Opponent in the final" FROM table_36978 WHERE "Date" = '26 march 2006'