Question: What nationality is Xiahou Wei's father?

Knowledge 1: Xiahou Wei
Xiahou Wei (third century), courtesy name Jiquan, was an official of the state of Cao Wei during the Three Kingdoms period of China.He was the fourth son of Xiahou Yuan and a maternal great-grandfather of Emperor Yuan of the Eastern Jin dynasty. [SEP] Knowledge 2: Xiahou Yuan
Xiahou Yuan  (died 219), courtesy name Miaocai, was a military general serving under the warlord Cao Cao in the late Eastern Han dynasty of China.He is known for his exploits in western China (in parts of present-day Gansu, Ningxia and Shaanxi provinces) in the 210s, during which he defeated Cao Cao's rivals Ma Chao and Han Sui in Liang Province and the surrounding areas, and forced several Di and Qiang tribal peoples into submission.He was killed in action at the Battle of Mount Dingjun while defending Hanzhong Commandery from attacks by a rival warlord Liu Bei.Xiahou Yuan's death was highly dramatised in the 14th-century historical novel "Romance of the Three Kingdoms", in which he was slain by Liu Bei's general Huang Zhong during a surprise raid.
Knowledge 1: Xiahou Yuan
Xiahou Yuan  (died 219), courtesy name Miaocai, was a military general serving under the warlord Cao Cao in the late Eastern Han dynasty of China.He is known for his exploits in western China (in parts of present-day Gansu, Ningxia and Shaanxi provinces) in the 210s, during which he defeated Cao Cao's rivals Ma Chao and Han Sui in Liang Province and the surrounding areas, and forced several Di and Qiang tribal peoples into submission.He was killed in action at the Battle of Mount Dingjun while defending Hanzhong Commandery from attacks by a rival warlord Liu Bei.Xiahou Yuan's death was highly dramatised in the 14th-century historical novel "Romance of the Three Kingdoms", in which he was slain by Liu Bei's general Huang Zhong during a surprise raid. [SEP] Knowledge 2: Gong Wei
Gong Wei (died 202 BC) was a ruler of the Kingdom of Linjiang of the Eighteen Kingdoms during the Chu–Han Contention, an interregnum between the Qin Dynasty and the Han Dynasty.Gong Wei's father Gong Ao received his fief and the title of "King of Linjiang" (臨江國) from Xiang Yu in 206 BC when Xiang divided the former Qin Empire into the Eighteen Kingdoms after the fall of the Qin Dynasty.Gong Wei succeeded his father in 204 BC when the latter died.During the Chu–Han Contention, Gong Wei remained on Xiang Yu's side but did not participate in the conflict.In 202 BC, Xiang was defeated by Liu Bang in the Battle of Gaixia and committed suicide.Seven months later, Gong Wei's Linjiang kingdom was conquered by Liu Bang's general Jin Xi (靳歙).Gong Wei was captured and escorted to Luoyang and executed.
Knowledge 1: Xiahou Wei
Xiahou Wei (third century), courtesy name Jiquan, was an official of the state of Cao Wei during the Three Kingdoms period of China.He was the fourth son of Xiahou Yuan and a maternal great-grandfather of Emperor Yuan of the Eastern Jin dynasty. [SEP] Knowledge 2: Gong Wei
Gong Wei (died 202 BC) was a ruler of the Kingdom of Linjiang of the Eighteen Kingdoms during the Chu–Han Contention, an interregnum between the Qin Dynasty and the Han Dynasty.Gong Wei's father Gong Ao received his fief and the title of "King of Linjiang" (臨江國) from Xiang Yu in 206 BC when Xiang divided the former Qin Empire into the Eighteen Kingdoms after the fall of the Qin Dynasty.Gong Wei succeeded his father in 204 BC when the latter died.During the Chu–Han Contention, Gong Wei remained on Xiang Yu's side but did not participate in the conflict.In 202 BC, Xiang was defeated by Liu Bang in the Battle of Gaixia and committed suicide.Seven months later, Gong Wei's Linjiang kingdom was conquered by Liu Bang's general Jin Xi (靳歙).Gong Wei was captured and escorted to Luoyang and executed.

Answer: Eastern Han Dynasty