The birthday is 1996, the ninth day of the fifth lunar month. What are the five elements missing?

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