question: Who is Lord Xinling's paternal grandfather?
context: [["Fujiwara no Nagara", [", also known as Fujiwara no Nagayoshi, was a Japanese statesman, courtier and politician of the early Heian period.", "He was the grandfather of Emperor Y\u014dzei."]], ["Abd al-Muttalib", ["Abd al- Muttalib Shaybah ibn Hashim( c. 497 \u2013 578) was the grandfather of Islamic prophet Muhammad."]], ["John Westley", ["Rev. John Westley( 1636 \u2013 78) was an English nonconformist minister.", "He was the grandfather of John Wesley( founder of Methodism)."]], ["Kaya Alp", ["Kaya Alp was, according to Ottoman tradition, the son of K\u0131z\u0131l Bu\u011fa and the father of Suleyman Shah, who was, in turn, the grandfather of Ertu\u011frul, and the great grandfather of the Ottoman Empire founder, Osman I."]], ["King Zhao of Wei", ["King Zhao of Wei  (died 277 BC), personal name", "Wei Chi  was king of Wei from 296 BC to 277 BC.", "He was the son of King Xiang of Wei.", "During his reign, his state suffered from repeated attacks by the state of Qin.", "In 293 BC, he made an alliance with the state of Han against Qin but was defeated by the Qin general Bai Qi with the loss of 240,000 troops and 5 cities.", "In 287 BC, Quyang was attacked and in 286 BC, Anyi (the former capital of Wei) and Henei was attacked as well.", "In an attempt to assist in the attack on Anyi, Qin's ally, the state of Song was attacked in turn by the state of Qi and defeated at Wenyi (modern Wen County, Henan).", "After a brief alliance (285\u2013284 BC) between the states of Yan, Qin, Han and Zhao against Qi (which was negotiated at the Zhou Dynasty capital, Luoyang), King Zhao broke the alliance and allied with Qi against Qin."]], ["Guillaume Wittouck", ["Guillaume Wittouck( 1749- 1829) was a Belgian lawyer and High Magistrate.", "He was the Grandfather of industrialist Paul Wittouck."]], ["Lord Xinling", ["Lord Xinling (Chinese: \u4fe1\u9675\u541b, d. 243 BC), born Wei Wuji (\u9b4f\u7121\u5fcc), was a prominent aristocrat, statesman and general of the Warring States period and one of the Four Lords of the Warring States.", "The son of King Zhao of Wei, and the half-brother of King Anxi of Wei, he served the State of Wei as Senior General."]], ["Prithvipati Shah", ["Prithvipati Shah( ?\u20131716) was the king of the Gorkha Kingdom in the Indian subcontinent, present- day Nepal.", "He was the grandfather of Nara Bhupal Shah."]], ["Lyon Cohen", ["Lyon Cohen( 1868\u20131937) was a Polish- born Canadian businessman and a philanthropist.", "He was the grandfather of singer/ poet Leonard Cohen."]], ["Henry Bryant (naturalist)", ["Henry Bryant( May 12, 1820 \u2013 February 2, 1867) was an American physician and naturalist.", "He was the grandfather of Henry Bryant Bigelow."]]]
supporting_facts: [["Lord Xinling", 1], ["King Zhao of Wei", 2]]
evidences: [["Lord Xinling", "father", "King Zhao of Wei"], ["King Zhao of Wei", "father", "King Xiang of Wei"]]
answer: King Xiang of Wei