CREATE TABLE table_47621 ("Portfolio" TEXT, "Minister" TEXT, "Took office" TEXT, "Left office" TEXT, "Party" TEXT)

What is Party, when Left Office is '23 April 2005', when Portfolio is 'Minister of Reforms and Devolutions'?
SELECT "Party" FROM table_47621 WHERE "Left office" = '23 april 2005' AND "Portfolio" = 'minister of reforms and devolutions'
SELECT "Party" FROM "table_47621" WHERE "Left office" = '23 april 2005' AND "Portfolio" = 'minister of reforms and devolutions'