Original sentence: Haeng Ung Lee was inagurated as the ninth-degree black belt, Grand Master, and leader of Songahm Taekwondo in 1969 at the age of 33.Korea Taekwondo Association Sabum Jung program'' Produced over 12 thousand Grandmaster Instructors who went around the world teaching what eventally became the Kukkiwon system.Soon Ho Lee was inagurated as the ninth-degree black belt, Grand Master, and leader of Songahm Taekwondo in 2000, succeeding his brother,  Haeng Ung Lee.Taekwondo Hall of Fame (another list of exceptional taekwondo practioners).The World Taekwondo Headquarters (Kukkiwon) in Seoul, Korea issues official Dan certification recognized by the Korean govenment and does not recognize any private organizations Dan certificates.The World Taekwondo Headquarters has only ever issued 5 offical Kukkiwon 10th Dan.The following is a list of Taekwondo practicioners who have achieved the highest rank: ninth degree black belt
Edited sentence: Haeng Ung Lee was inaugurated as the ninth-degree black belt, Grand Master, and leader of Songahm Taekwondo in 1969 at the age of 33.Korea Taekwondo Association Sabum Jung program'' Produced over 12 thousand Grandmaster Instructors who went around the world teaching what eventually became the Kukkiwon system.Soon Ho Lee was inaugurated as the ninth-degree black belt, Grand Master, and leader of Songahm Taekwondo in 2000, succeeding his brother, Haeng Ung Lee.Taekwondo Hall of Fame (another list of exceptional taekwondo practitioners).The World Taekwondo Headquarters (Kukkiwon) in Seoul, Korea issues official Dan certification recognized by the Korean government and does not recognize any private organizations Dan certificates.The World Taekwondo Headquarters has only ever issued 5 official Kukkiwon 10th Dan.The following is a list of Taekwondo practitioners who have achieved the highest rank: ninth degree black belt