About Qì 契, 5
Progenitor of Zǐ (子). Source "中华姓氏通史: 林姓"
Kù (traditional Chinese: 嚳), or Dì Kù (traditional Chinese: 帝嚳), was a Emperor of China. He is the great grandson of the Yellow Emperor. According to speculative dates (from after 100 BC) he ruled from c. 2436 BC – c. 2366 BC. He established schools and was the first emperor to practice polygamy.