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_47621 ( "Portfolio" text, "Minister" text, "Took office" text, "Left office" text, "Party" text )

### Question ###
What is Party, when Left Office is '23 April 2005', when Portfolio is 'Minister of Reforms and Devolutions'?

### Accurate SQL ###

SELECT "Party" FROM table_47621 WHERE "Left office" = '23 april 2005' AND "Portfolio" = 'minister of reforms and devolutions'