Question: In 2008 when did the Olympic Torch arrive in Andrew Cheng's birthplace?

full_context: Document 1: 2008 Summer Olympics torch relay: The Beijing Olympic Organizing Committee sent out a team of 30 unarmed attendants selected from the People's Armed Police to escort the flame throughout its journey. According to Asian Times, sworn in as the "Beijing Olympic Games Sacred Flame Protection Unit" during a ceremony in August 2007, their main job is to keep the Olympic flame alight throughout the journey and to assist in transferring the flame between the torches, the lanterns and the cauldrons. They wear matching blue tracksuits and are intended to accompany the torch every step of the way. One of the torch attendants, dubbed "Second Right Brother," has developed a significant online fan-base, particularly among China's female netizens.
Document 2: Lo Kin-hei: Lo Kin-hei (; born 1 June 1984) is the Vice-Chairman of the Democratic Party and Southern District Councillor for Lei Tung II constituency.
Document 3: 2008 Summer Olympics torch relay: Thailand: The April 18 relay through Bangkok was the Olympic flame's first visit to Thailand. The relay covered just over 10 km, and included Bangkok's Chinatown. The torch was carried past Democracy Monument, Chitralada Palace and a number of other city landmarks. M.R. Narisa Chakrabongse, Green World Foundation (GWF) chairwoman, withdrew from the torch-running ceremony, protesting against China's actions in Tibet. Several hundred protesters were present, along with Olympic supporters. Thai authorities threatened to arrest foreign protesters and ban them from future entry into Thailand. A coalition of Thai human rights groups announced that it would organise a "small demonstration" during the relay, and several hundred people did indeed take part in protests, facing Beijing supporters. Intended torchbearer Mom Rajawongse Narissara Chakrabongse boycotted the relay, to protest against China's actions in Tibet. In Bangkok, students told the media that the Chinese Embassy provided them with transportation and gave them shirts to wear.
Document 4: 2008 Summer Olympics torch relay: Macao: The event was held in Macau on May 3. It was the first time that the Olympic torch had traveled to Macau. A ceremony was held at Macau Fisherman's Wharf. Afterward, the torch traveled through Macau, passing by a number of landmarks including A-Ma Temple, Macau Tower, Ponte Governador Nobre de Carvalho, Ponte de Sai Van, Macau Cultural Centre, Macau Stadium and then back to the Fisherman's Wharf for the closing ceremony. Parts of the route near Ruins of St. Paul's and Taipa was shortened due to large crowds of supporters blocking narrow streets. A total of 120 torchbearers participated in this event including casino tycoon Stanley Ho. Leong Hong Man and Leong Heng Teng were the first and last torchbearer in the relay respectively. An article published on Macao Daily News criticized that the list of the torchbearers could not fully represent the Macanese and that there were too many non-athletes among the torchbearers. (some of whom had already been torchbearers of other sporting events)
Document 5: 2008 Summer Olympics torch relay: Hong Kong: The event was held in Hong Kong on May 2. In the ceremony held at the Hong Kong Cultural Centre in Tsim Sha Tsui, Chief Executive Donald Tsang handed the torch to the first torchbearer, Olympic medalist Lee Lai Shan. The torch relay then traveled through Nathan Road, Lantau Link, Sha Tin (crossed Shing Mun River via a dragon boat, which had been never used before in the history of Olympic torch relays), Victoria Harbour (crossed by Tin Hau, a VIP vessel managed by the Marine Department) before ending in Golden Bauhinia Square in Wan Chai. A total of 120 torchbearers were selected to participate in the event consisting of celebrities, athletes and pro-Beijing camp politicians. No politicians from the pro-democracy camp were selected as torchbearers. One torchbearer could not participate due to flight delay. It was estimated that more than 200,000 spectators came out and watched the relay. Many enthusiastic supporters wore red shirts and waved large Chinese flags. According to Hong Kong Chief Secretary for Administration Henry Tang, 3,000 police were deployed to ensure order.
Document 6: Andrew Cheng: Andrew Cheng Kar-foo () (born 28 April 1960 in Hong Kong) was a Hong Kong politician and solicitor. He is a former Democratic Party member of the Legislative Council of Hong Kong representing the New Territories East geographical constituency.
Document 7: Paul Cheng: Paul Cheng Ming-fun, JP (born 19 October 1936, Xiamen) is a Hong Kong entrepreneur and politician. He was first appointed to Legislative Council in 1988 and was the LegCo member for the Commercial (First) constituency (1995–97) and also the Provisional Legislative Council (1996–98). He was the chairman of the Hong Kong General Chamber of Commerce from 1992 to 1994 and honorary steward of the Hong Kong Jockey Club.
Document 8: Wong Chen: Wong Chen (; born 18 December 1968) is a Malaysian politician and is the Member of the Parliament of Malaysia for the (Subang Jaya seat, formerly known as Kelana Jaya) constituency in Selangor. He is a member of Parti Keadilan Rakyat (PKR) in the Pakatan Harapan (PH) ruling coalition.
Document 9: 2008 Summer Olympics torch relay: Up to 600 pro-Tibet protesters were expected to attend the relay, along with between 2,000 and 10,000 Chinese supporters. Taking note of the high number of Chinese supporters, Ted Quinlan, head of the Canberra torch relay committee, said: "We didn't expect this reaction from the Chinese community. It is obviously a well-coordinated plan to take the day by weight of numbers. But we have assurances that it will be done peacefully.". Also, Australia's ACT Chief Minister, Jon Stanhope confirmed that the Chinese embassy was closely involve to ensure that "pro-China demonstrators vastly outnumbered Tibetan activists." Australian freestyle swimmer and five-time Olympic gold medalist Ian Thorpe ended the Australian leg of the torch relay April 24, 2008, touching the flame to light a cauldron after a run that was only marginally marked by protests. People demonstrated both for China and for Tibet. At least five people were arrested during the torch relay. Police said "the five were arrested for interfering with the event under special powers enacted in the wake of massive protests against Chinese policy toward Tibet." At one point, groups of Chinese students surrounded and intimidated pro-Tibet protesters. One person had to be pulled aboard a police launch when a group of pro-Chinese students looked like they might force him into the lake.
Document 10: Fan Yew Teng: Fan Yew Teng (范俊登 12 May 1942 – 7 December 2010) was former Acting Secretary-General of the Democratic Action Party, Malaysia, former Member of Parliament for Kampar (elected in 1969) and Menglembu (elected in 1974), and former Selangor State Assemblyman for Petaling Jaya. He was arrested in 1969 and later charged under the Sedition Act for publishing, as editor of DAP's The Rocket, a speech by Dr. Ooi Kee Saik, then Penang DAP Chairman. He was eventually convicted for sedition in 1975. Fan was then disqualified from Parliament and denied all MP privileges, including his pension. He kept his parliamentary seat until 1977, when the Privy Council upheld the decision of the High Court. Fan left DAP over differences in 1978 to join Social Democratic Party (SDP). He rejoined the DAP in 1998, during the transformative period of Reformasi in Malaysia.
Document 11: 2000 Hong Kong Island by-election: The Hong Kong Island by-election, 2000 was held on 10 December 2000, when then Democratic Alliance for the Betterment of Hong Kong (DAB) vice-chairman Gary Cheng declined to accept his seat as a result of a scandal. Audrey Eu, who was then running as an independent backed by the pro-democracy camp won the by-election with 52.1% of valid vote. Cheng was subsequently jailed for abuse of office.
Document 12: Lam Kui-chun: Lam Kui-chun, JP (born 20 November 1941, Macau) is a member of the Liberal Party and was the unofficial member of the Legislative Council of Hong Kong (1991—95).
Document 13: 2008 Summer Olympics torch relay: Great Britain: The torch relay leg held in London, the host city of the 2012 Summer Olympics, on April 6 began at Wembley Stadium, passed through the City of London, and eventually ended at O2 Arena in the eastern part of the city. The 48 km (30 mi) leg took a total of seven and a half hours to complete, and attracted protests by pro-Tibetan independence and pro-Human Rights supporters, prompting changes to the planned route and an unscheduled move onto a bus, which was then briefly halted by protestors. Home Secretary Jacqui Smith has officially complained to Beijing Organising Committee about the conduct of the tracksuit-clad Chinese security guards. The Chinese officials, seen manhandling protesters, were described by both the London Mayor Ken Livingstone and Lord Coe, chairman of the London Olympic Committee as "thugs". A Metropolitan police briefing paper revealed that security for the torch relay cost £750,000 and the participation of the Chinese security team had been agreed in advance, despite the Mayor stating, "We did not know beforehand these thugs were from the security services. Had I known so, we would have said no."
Document 14: 2008 Summer Olympics torch relay: A union planned to protest at the relay for better living conditions. Hong Kong legislator Michael Mak Kwok-fung and activist Chan Cheong, both members of the League of Social Democrats, were not allowed to enter Macau.
Document 15: Au Kam San: Au Kam San () (born 30 April 1957 in Macau with family roots in Xinxing, Guangdong, China) is a member of Legislative Assembly of Macau. He is a member of New Macau Association (quit in 2016). and is one of the three pro-democracy lawmakers in Macau.
ground_truth: May 2
sub_queries: What is the birthplace of Andrew Cheng? Answer: Hong Kong
When did the torch arrive in Hong Kong ? Answer: May 2