What is missing from the birth date and five elements of a person born at 8pm on May 13th of the lunar calendar in 2071?

Gregorian calendar: 20:00 on June 5, 1971 (Saturday)

Lunar calendar: Xu hour, May 13, 1971

Spring Festival: January 27

Before the festival: Gengxu year

After the festival: Xinhai year

Eight characters: Xinhai, Jiawu, Xinyou and Wuxu

Five elements: metal, water, wood and fire Metal, gold, earth and earth

Orientation: northwest, southeast, west, west, center

What is lacking in the five elements: nothing is lacking

Zodiac: Pig?