For prediction intention, yin and yang succor as frank indications of unregenerate phenomena. Yin represented obscurity, or deficiency of sunlight; yang describe Time, or fault of mystery. According to the première gazetteer of Chinese resolution, dyration to 100 AD, “yin refers to ‘a closed passage, darkness and the south bank of a Jordan and the north side of a mount.’ Yang refers to ‘stature, brightness and the south side of a hill.’ (Wang, 2017)

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