CREATE TABLE table_47315 ("Title" TEXT, "Parent magazine" TEXT, "Magazine type" TEXT, "Frequency" TEXT, "First published" TEXT)

What is the frequency that the magazine issues that was first published on april 27, 2010?
SELECT "Frequency" FROM table_47315 WHERE "First published" = 'april 27, 2010'
SELECT "Frequency" FROM "table_47315" WHERE "First published" = 'april 27, 2010'