Question: Who is the child of the person who ruled the biggest owner of US debt during the Tiananmen Square protests of 1989?

<P0-S0> erdem gündüz is a turkish dancer, actor, performance artist, choreographer, and teacher who, as a result of his actions during the 2013–14 protests in turkey, has become "the face of the protest movement against the turkish government." <P0-S1> he became internationally known as "the standing man" in june 2013 when he stood quietly in istanbul's taksim square as a protest against the islamist government of recep tayyip erdoğan. <SEP> <P1-S0> As of December 2017, $6.3 trillion or approximately 45% of the debt held by the public was owned by foreign investors, the largest being China (about $1.18 trillion) then Japan (about $1.06 trillion). <P1-S1> As of July 31, 2018, debt held by the public was $15.6 trillion and intragovernmental holdings were $5.7 trillion, for a total or ``National Debt ''of $21.3 trillion. <P1-S2> Debt held by the public was approximately 77% of GDP in 2017, ranked 43rd highest out of 207 countries. <P1-S3> The Congressional Budget Office forecast in April 2018 that the ratio will rise to nearly 100% by 2028, perhaps higher if current policies are extended beyond their scheduled expiration date. <SEP> <P2-S0> Deng Pufang () (born 16 April 1944) is the first son of China's former Paramount leader Deng Xiaoping. <P2-S1> He is mostly known for being crippled by the Red Guards and becoming a paraplegic. <P2-S2> He has since dedicated his life to improving the rights of people with disabilities. <SEP> <P3-S0> 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 <SEP> <P4-S0> according to der spiegel, credits given to european governments were disguised as "swaps" and consequently did not get registered as debt because eurostat at the time ignored statistics involving financial derivatives. <P4-S1> a german derivatives dealer had commented to der spiegel that "the maastricht rules can be circumvented quite legally through swaps," and "in previous years, italy used a similar trick to mask its true debt with the help of a different us bank." <P4-S2> these conditions had enabled greek as well as many other european governments to spend beyond their means, while meeting the deficit targets of the european union and the monetary union guidelines. <P4-S3> in may 2010, the greek government deficit was again revised and estimated to be 13.6% which was the second highest in the world relative to gdp with iceland in first place at 15.7% and great britain third with 12.6%. <P4-S4> public debt was forecast, according to some estimates, to hit 120% of gdp during 2010.