Question: Which reigning family's king descended form the House of Keōua Nui first name was William?
Sentence (from "Lunalilo"): Lunalilo, born William Charles Lunalilo (January 31, 1835 – February 3, 1874), was King of the Hawaiʻi from January 8, 1873 until February 3, 1874.
Relevant evidence: Yes