CREATE TABLE table_55690 ("Season" FLOAT, "Series Name" TEXT, "Champion" TEXT, "Team Champion" TEXT, "Secondary Class Champion" TEXT)

Who was the champion of JD Motorsport after 2005?
SELECT "Champion" FROM table_55690 WHERE "Season" > '2005' AND "Team Champion" = 'jd motorsport'
SELECT "Champion" FROM "table_55690" WHERE "Season" > '2005' AND "Team Champion" = 'jd motorsport'