Question: Who is the paternal grandfather of Princess Yasmin Aga Khan?

Knowledge 1: Princess Yasmin Aga Khan
Princess Yasmin Aga Khan (born December 28, 1949) is a Swiss-born American philanthropist known for raising public awareness of Alzheimer's disease.She is the second child of American movie actress and dancer Rita Hayworth, and the third child of Prince Aly Khan, Pakistan's representative to the United Nations from February 1958 until his death in 1960. [SEP] Knowledge 2: Prince Aly Khan
Prince Ali Salman Aga Khan (13 June 1911 – 12 May 1960), known as Aly Khan, was a son of Sultan Mahommed Shah, Aga Khan III, the leader of the Nizārī Ismaili Muslims, a sect of Shia Islam, and the father of Aga Khan IV.A socialite, racehorse owner and jockey, he was the third husband of actress Rita Hayworth.After being passed over for succession as Aga Khan, he served as the Permanent Representative of Pakistan to the United Nations from 1958 to 1960, where he became a vice president of the General Assembly.His first name was typically spelled "Aly" in the press.The titles of prince and princess, which are claimed by children of the Aga Khan by virtue of their descent from the Qajar king Fath Ali Shah of the Iranian (Persian) Qajar dynasty, were recognized as courtesy titles by the British government in 1938.
Knowledge 1: Princess Yasmin Aga Khan
Princess Yasmin Aga Khan (born December 28, 1949) is a Swiss-born American philanthropist known for raising public awareness of Alzheimer's disease.She is the second child of American movie actress and dancer Rita Hayworth, and the third child of Prince Aly Khan, Pakistan's representative to the United Nations from February 1958 until his death in 1960. [SEP] Knowledge 2: Aga Khan IV
Karim al-Husayn Shāh, also known as "the Prince Shah Karim Al Hussaini" outside Ismaili Muslim communities, and by the religious-political title Aga Khan IV to Ismaili communities, ("Aga Khan" is also transliterated as "Aqa Khan" and "Agha Khan"; born 13 December 1936) is the 49th and current Imam of Nizari Ismailism, a denomination of Isma'ilism within Shia Islam with an estimated 10–15 million adherents (10–12% of the world's Shia Muslim population).The Aga Khan is a business magnate with British and Portuguese citizenship, as well as a racehorse owner and breeder.He has held this position of Imam, under the title of Aga Khan IV, since 11 July 1957, when, at the age of 20, he succeeded his grandfather, Sir Sultan Muhammad Shah Aga Khan III.It is believed that the Aga Khan is a direct lineal descendant of the Islamic prophet Muhammad through Muhammad's cousin and son-in-law, Ali, considered the first Imam in Shia Islam, and Ali's wife Fatima az-Zahra, Muhammad's daughter from his first marriage."Forbes" describes the Aga Khan as one of the world's ten richest royals with an estimated net worth of US$3 billion.Additionally he is unique among the richest royals as he does not rule over a geographic territory.Among the goals the Aga Khan has said he works toward are the elimination of global poverty; the promotion and implementation of religious pluralism; the advancement of the status of women; and the honoring of Islamic art and architecture.He is the founder and chairman of the Aga Khan Development Network, one of the largest private development networks in the world.The organisation works toward improvement of the environment, health, education, architecture, culture, microfinance, rural development, disaster reduction, the promotion of private-sector enterprise and the revitalisation of historic cities.Since his ascension to the Imamate of Nizari Ismailis in 1957, the Aga Khan has been involved in complex political and economic changes which have affected his Nizari Ismaili followers, including the independence of African countries from colonial rule, expulsion of Asians from Uganda, the independence of Central Asian countries such as Tajikistan from the former Soviet Union and the continuous turmoil in Afghanistan and Pakistan.Aga Khan IV became the first faith leader to address the Joint Session of the Parliament of Canada on 27 February 2014.
Knowledge 1: Prince Aly Khan
Prince Ali Salman Aga Khan (13 June 1911 – 12 May 1960), known as Aly Khan, was a son of Sultan Mahommed Shah, Aga Khan III, the leader of the Nizārī Ismaili Muslims, a sect of Shia Islam, and the father of Aga Khan IV.A socialite, racehorse owner and jockey, he was the third husband of actress Rita Hayworth.After being passed over for succession as Aga Khan, he served as the Permanent Representative of Pakistan to the United Nations from 1958 to 1960, where he became a vice president of the General Assembly.His first name was typically spelled "Aly" in the press.The titles of prince and princess, which are claimed by children of the Aga Khan by virtue of their descent from the Qajar king Fath Ali Shah of the Iranian (Persian) Qajar dynasty, were recognized as courtesy titles by the British government in 1938. [SEP] Knowledge 2: Aga Khan IV
Karim al-Husayn Shāh, also known as "the Prince Shah Karim Al Hussaini" outside Ismaili Muslim communities, and by the religious-political title Aga Khan IV to Ismaili communities, ("Aga Khan" is also transliterated as "Aqa Khan" and "Agha Khan"; born 13 December 1936) is the 49th and current Imam of Nizari Ismailism, a denomination of Isma'ilism within Shia Islam with an estimated 10–15 million adherents (10–12% of the world's Shia Muslim population).The Aga Khan is a business magnate with British and Portuguese citizenship, as well as a racehorse owner and breeder.He has held this position of Imam, under the title of Aga Khan IV, since 11 July 1957, when, at the age of 20, he succeeded his grandfather, Sir Sultan Muhammad Shah Aga Khan III.It is believed that the Aga Khan is a direct lineal descendant of the Islamic prophet Muhammad through Muhammad's cousin and son-in-law, Ali, considered the first Imam in Shia Islam, and Ali's wife Fatima az-Zahra, Muhammad's daughter from his first marriage."Forbes" describes the Aga Khan as one of the world's ten richest royals with an estimated net worth of US$3 billion.Additionally he is unique among the richest royals as he does not rule over a geographic territory.Among the goals the Aga Khan has said he works toward are the elimination of global poverty; the promotion and implementation of religious pluralism; the advancement of the status of women; and the honoring of Islamic art and architecture.He is the founder and chairman of the Aga Khan Development Network, one of the largest private development networks in the world.The organisation works toward improvement of the environment, health, education, architecture, culture, microfinance, rural development, disaster reduction, the promotion of private-sector enterprise and the revitalisation of historic cities.Since his ascension to the Imamate of Nizari Ismailis in 1957, the Aga Khan has been involved in complex political and economic changes which have affected his Nizari Ismaili followers, including the independence of African countries from colonial rule, expulsion of Asians from Uganda, the independence of Central Asian countries such as Tajikistan from the former Soviet Union and the continuous turmoil in Afghanistan and Pakistan.Aga Khan IV became the first faith leader to address the Joint Session of the Parliament of Canada on 27 February 2014.

Answer: Aga Khan III