Name of Pattern : So-San
Number of Movements : 72
Advancement : This is the pattern required to advance from 5th Degree Black Belt to 6th Degree Black Belt.
Meaning of Pattern : So San is the pseudonym of the great monk Choi Hyong Ung (1520 to 1604) during the Yi dynasty. The 72 movements refer to his age when he organised a corps of monk soldiers with the assistance of his pupil Sa Myung Dang. The monk soldiers helped repel the Japanese pirates who over ran most of the Korean peninsular in 1592.
https://www.youtube.com/watch?feature=player_embedded&v=neev_YAAgDQ#t=0