CREATE TABLE table_40194 ("Club" TEXT, "City" TEXT, "Stadium" TEXT, "2009 season" TEXT, "Group" TEXT)

Which Stadium has a City of panama city, and a Group of group a, and a 2009 season of 1st in lna (champion)?
SELECT "Stadium" FROM table_40194 WHERE "City" = 'panama city' AND "Group" = 'group a' AND "2009 season" = '1st in lna (champion)'
SELECT "Stadium" FROM "table_40194" WHERE "2009 season" = '1st in lna (champion)' AND "City" = 'panama city' AND "Group" = 'group a'