This last group of Taegeuk actions is guided by the principle called
gon, which is defined as the quality of being receptive.
Its metaphysics is pure yang and it is symbolized by the earth,
providing the substance into which the heavenly light and energy of
Keon enters to produce physical forms. Taegeuk Pal jang is intended
as a summation and a review of all the previous forms for the
student on their way to attaining the rank of black belt.
Those of the 1st Gup are required to be proficient in this as well
as the preceding forms.