Question: Who is the child of the person who ruled during the tiananmen square protests of 1989 in the country that acquired classified information?

full_context: Document 1: Deng Pufang: Deng Pufang () (born 16 April 1944) is the first son of China's former Paramount leader Deng Xiaoping. He is mostly known for being crippled by the Red Guards and becoming a paraplegic. He has since dedicated his life to improving the rights of people with disabilities.
Document 2: United Nations Population Fund: Rep. Christopher H. Smith (R-NJ), criticized the State Department investigation, saying the investigators were shown "Potemkin Villages" where residents had been intimidated into lying about the family-planning program. Dr. Nafis Sadik, former director of UNFPA said her agency had been pivotal in reversing China's coercive population control methods, but a 2005 report by Amnesty International and a separate report by the United States State Department found that coercive techniques were still regularly employed by the Chinese, casting doubt upon Sadik's statements.
Document 3: Deng Xiaoping: Between 1927 and 1929, Deng lived in Shanghai, where he helped organize protests that would be harshly persecuted by the Kuomintang authorities. The death of many Communist militants in those years led to a decrease in the number of members of the Communist Party, which enabled Deng to quickly move up the ranks. During this stage in Shanghai, Deng married a woman he met in Moscow, Zhang Xiyuan.
Document 4: Nuclear arms race: Behind the scenes, the Soviet government was working on building its own atomic weapons. During the war, Soviet efforts had been limited by a lack of uranium but new supplies in Eastern Europe were found and provided a steady supply while the Soviets developed a domestic source. While American experts had predicted that the Soviet Union would not have nuclear weapons until the mid-1950s, the first Soviet bomb was detonated on August 29, 1949, shocking the entire world. The bomb, named ``First Lightning ''by the West, was more or less a copy of`` Fat Man'', one of the bombs the United States had dropped on Japan in 1945.
Document 5: Zhang Baosheng: Some high-ranking Communist Party leaders in Beijing grew curious at reports of Zhang's alleged powers, and Zhang was one of the "Healers with Extraordinary Powers" invited into the Zhongnanhai leadership compound to treat the daughter-in-law of General Chen Geng.
Document 6: Guang'an: Guang'an () is a prefecture-level city in eastern Sichuan province. It is most famous as the birthplace of China's former paramount leader Deng Xiaoping. Guang'an lies between the hills of central Sichuan and the gorges area of the east.Guang'an is the only "Sichuan Chongqing Cooperation Demonstration Zone" in Sichuan and the nearest prefecture level city from the main city of Chongqing. It has been incorporated into the 1 hour economic circle of Chongqing. Because of its strategic location, it is called the "Gateway to Eastern Sichuan". Its population as of 2010 census was 3,205,476. whom 858,159 lived in the built-up ("or metro") area made of 2 urban districts.
Document 7: Shi Tiesheng: In 1969 he was a "sent-down youth" or urban youth sent to a rural area of Shaanxi as part of the Down to the Countryside Movement of the Cultural Revolution. There he was paralyzed in an accident at the age of 21, and was sent back to Beijing.
Document 8: Nuclear weapon design: It was much more difficult to understand how it worked or why it failed. Designers gathered as much data as possible during the explosion, before the device destroyed itself, and used the data to calibrate their models, often by inserting fudge factors into equations to make the simulations match experimental results. They also analyzed the weapon debris in fallout to see how much of a potential nuclear reaction had taken place.
Document 9: Nuclear weapon design: In 1999, nuclear weapon design was in the news again, for the first time in decades. In January, the U.S. House of Representatives released the Cox Report (Christopher Cox R-CA) which alleged that China had somehow acquired classified information about the U.S. W88 warhead. Nine months later, Wen Ho Lee, a Taiwanese immigrant working at Los Alamos, was publicly accused of spying, arrested, and served nine months in pre-trial detention, before the case against him was dismissed. It is not clear that there was, in fact, any espionage.
Document 10: Zhang Lifan: Zhang's father, Zhang Naiqi (), was one of the founders of the China National Democratic Association, Zhang's mother is Zhang Caiping (). Zhang spent his childhood in his hometown of Beijing. He attended High School attached to Tsinghua University (). In 1957, Zhang Naiqi, Zhang Bojun (), Chu Anping () and Luo Longji () were picked out as right wingers. On 8 June 1957, Zhang Naiqi was removed from his posts and taken to be prosecuted. Zhang Lifan was punished because of his father. On 13 May 1977, Zhang Naiqi died of illness in a Beijing Hospital basement. After the Cultural Revolution, Zhang Lifan was educated in the Institute of Modern History of Chinese Academy of Social Sciences ().
Document 11: W88: The W88 is a United States thermonuclear warhead, with an estimated yield of 475 kilotons (kt), and is small enough to fit on MIRVed missiles. The W88 was designed at the Los Alamos National Laboratory in the 1970s. In 1999, the director of Los Alamos who had presided over its design described it as "the most advanced U.S. nuclear warhead". As of 2014, the latest version is called the W88 ALT 370, and the first production unit is scheduled for December 2019. The Trident II submarine-launched ballistic missile (SLBM) can be armed with up to 8 W88 warheads (Mark 5 re-entry vehicle) or 12 100 kt W76 warheads (Mark 4 re-entry vehicle), but it is limited to 8 warheads under the Strategic Offensive Reductions Treaty.
Document 12: Bombard the Headquarters: It is commonly believed that this "big-character poster" directly targeted Chinese President Liu Shaoqi and senior leader Deng Xiaoping, who were then in charge of Chinese government's daily affairs and who tried to cool down the mass hysteria which had been coming into shape in several universities in Beijing since the May 16 Notice, through which Mao officially launched the Cultural Revolution, was issued.
Document 13: 1989 Tiananmen Square protests: Party and government leaders Name Position (s) in 1989 Deng Xiaoping Chairman of the Central Military Commission; de facto ``paramount leader ''Chen Yun Chairman of the CPC Central Advisory Commission Zhao Ziyang General Secretary of the Communist Party of China First Vice-Chairman of the Central Military Commission Li Peng Premier of the People's Republic of China Qiao Shi Secretary of the CPC Central Commission for Discipline Inspection Secretary of the CPC Political and Legislative Affairs Committee Hu Qili First Secretary of the Secretariat of the Communist Party Yao Yilin First Vice Premier of the People's Republic of China Yang Shangkun President of the People's Republic of China Vice-Chairman of the Central Military Commission Li Xiannian Chairman of the Conference National Committee Wan Li Chairman of the Congress Standing Committee Wang Zhen Vice President of the People's Republic of China Jiang Zemin Communist Party Shanghai Municipal Secretary Li Ximing Communist Party Beijing Municipal Secretary Zhu Rongji Mayor of Shanghai Chen Xitong Mayor of Beijing Hu Jintao Communist Party Tibet Regional Secretary Wen Jiabao Chief of the General Office of the Communist Party of China Bold text indicates membership in the Politburo Standing Committee Italics text indicates Great Eminent Officials
Document 14: Yang Shangkun: Yang Shangkun (3 August 1907 – 14 September 1998) was President of the People's Republic of China from 1988 to 1993, and was a powerful Vice Chairman and Secretary-General of the Central Military Commission under Deng Xiaoping. He married Li Bozhao in 1929, one of the few women to participate in the Long March, as did Yang.
Document 15: Mao Zedong: Mao Zedong (December 26, 1893 -- September 9, 1976), commonly known as Chairman Mao, was a Chinese communist revolutionary who became the founding father of the People's Republic of China, which he ruled as the Chairman of the Communist Party of China from its establishment in 1949 until his death in 1976. His theories, military strategies, and political policies are collectively known as Maoism.
ground_truth: Deng Pufang
sub_queries: What country apparently acquired classified information? Answer: China
who ruled China during the tiananmen square protests of 1989 Answer: Deng Xiaoping
Deng Xiaoping >> child Answer: Deng Pufang