Lunar calendar: the ninth day of May in the third year.
Spring Festival: February 19
Tian Yun Five Elements: Water
Yin Na: Gold flows in the water, and sand shines again in the stream.
Eight characters: Bing Zi Wu Jia Chen Ren Chen Jia
Five elements: fire, water, wood, fire, water, earth, wood and earth (LMNT)
Zodiac killer: rats