Question: Who is the child of the person who ruled the country where Liang Ji is during the tiananmen square protests of 1989?

<P0-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> <P1-S0> tang baiqiao (; born 11 august 1967, yongzhou; sometimes spelled "tang boqiao") is a chinese political dissident from hunan province who led student protests during the 1989 democracy movement. <P1-S1> after the incident at tiananmen square, tang fled from agents of the communist party of china who eventually arrested him in the city of jiangmen. <P1-S2> he was charged with being a counter-revolutionary and imprisoned. <P1-S3> upon his release, he fled to hong kong, where he co-authored the report "anthems of defeat: crackdown in hunan province 1989 - 1992" through human rights watch with dr. robin munro of the university of london. <P1-S4> tang was later accepted into the united states as a political refugee in 1992. tang claimed that he graduated in 2003 with a master's degree in international affairs from columbia university, but university archive and registrar of columbia university claimed that he studied there but did not graduate. <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> Liang Ji (梁冀) (died 159), courtesy name Bozhuo (伯卓), was a politician and military commander of Han Dynasty China. <P3-S1> As a powerful consort kin, he dominated government in the 150s together with his sister, Empress Liang Na. <P3-S2> After his sister's death, Liang Ji was overthrown in a coup d'etat by Emperor Huan, with the support of the eunuch faction, in 159. <P3-S3> The Liang clan and the clan of his wife, Sun Shou (孫壽), were slaughtered. <SEP> <P4-S0> born in chongqing in 1955, xu grew up in beijing. <P4-S1> his father was the head of the history department at peking university. <P4-S2> in 1975, near the end of the cultural revolution, he was relocated to the countryside for two years as part of mao zedong's "re-education" policy. <P4-S3> returning to beijing in 1977, he enrolled at the central academy of fine arts(cafa) where he joined the printmaking department and also worked during a short period of time as a teacher, receiving his masters in fine art in 1987. after the tiananmen square protests of 1989 his recent work came under scrutiny from the government and received harsh criticism for what was perceived as a critique of the chinese government. <P4-S4> due to the political pressure and artistic restrictions of the post-tiananmen period in china, xu bing, like many of his contemporaries, moved to the united states in 1990 where he was invited by the university of wisconsin–madison. <P4-S5> he then resided to the united states until his appointment as vice-president of the beijing cafa in 2008.