question: Who is Wuyashu's paternal grandfather?
context: [["Zhao Shoushan", ["Zhao Shoushan( 12 November 1894 \u2013 20 June 1965) was a KMT general and later Chinese Communist Party politician.", "He is the grandfather of Zhao Leji."]], ["Henry Krause", ["Henry J.\" Red\" Krause, Jr.( August 28, 1913 \u2013 February 20, 1987) was an American football offensive lineman in the National Football League for the Brooklyn Dodgers and the Washington Redskins.", "He played college football at St. Louis University.", "He is the grandfather of Jennifer Krause", "He is the great grandfather of Payton Hoeing"]], ["Helibo", ["Helibo (1039\u20141092) was a chieftain of the Wanyan tribe, the most dominant among the Jurchen tribes which later founded the Jin dynasty (1115\u20131234).", "He was the second son of Wugunai.", "Like his grandfather, Shilu, Helibo was appointed chieftain of the Wanyan tribe by the Khitan-led Liao dynasty, which ruled northern China between the 10th and 11th centuries.", "In 1145, Helibo was posthumously honoured with the temple name Shizu (\u4e16\u7956) by his descendant, Emperor Xizong of the Jin dynasty."]], ["Abd al-Muttalib", ["Abd al- Muttalib Shaybah ibn Hashim( c. 497 \u2013 578) was the grandfather of Islamic prophet Muhammad."]], ["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."]], ["Lyon Cohen", ["Lyon Cohen( 1868\u20131937) was a Polish- born Canadian businessman and a philanthropist.", "He was the grandfather of singer/ poet Leonard Cohen."]], ["John Westley", ["Rev. John Westley( 1636 \u2013 78) was an English nonconformist minister.", "He was the grandfather of John Wesley( founder of Methodism)."]], ["Fred Le Deux", ["Frederick\" Fred\" Le Deux( born 4 December 1934) was an Australian rules footballer who played with Geelong in the Victorian Football League( VFL).", "He is the grandfather of Tom Hawkins."]], ["Wuyashu", ["Wuyashu (1061\u20131113) was a chieftain of the Wanyan tribe, the most dominant among the Jurchen tribes which later founded the Jin dynasty (1115\u20131234).", "He was the eldest son of Helibo and the elder brother of Aguda (Emperor Taizu), the founder and first emperor of the Jin dynasty.", "He was posthumously honoured with the temple name Kangzong."]], ["John Mackay (poet)", ["John Mackay( 1656\u20131754), known as( The Blind Piper), was a Scottish Gaelic poet and composer, and the grandfather of William Ross."]]]
supporting_facts: [["Wuyashu", 1], ["Helibo", 1]]
evidences: [["Wuyashu", "father", "Helibo"], ["Helibo", "father", "Wugunai"]]
answer: Wugunai