See the Bunkai (application) of the movements of the Kata (form).This video was one of the classic videos filmed several years ago by the DSI. In the video see a young set of DSI grandmasters. The video begins with an interview of Grandmasters Rick Moneymaker and Tom Muncy. There is an explanation of the science of Yin & Yang by Rusty McMains. The main content of the video is the breakdown of the movements of the Isshinryu Karate Kata Seisan performed by Michael Patrick with split-screen demonstrations of the applications of the movements.