Complex sentence: The badge is issued in three degrees; basic, senior, and master; the senior and master versions of the badge have a star or star with wreath, respectively, that is perched at the top of the badge.
Split into simpler sentences: The badge is issued in three degrees; basic, senior, and master. The senior and master versions of the badge have a star or star with wreath, respectively, that is perched at the top of the badge.