Question: Special 26, also known as Special Chabbis, is a 2013 Indian period heist crime thriller film directed by Neeraj Pandey, the film is inspired by which 1987 titled event, a group posing as CBI officers executed the fake income tax investigation raid on the Opera House branch of Tribhovandas Bhimji Zaveri & Sons Jewellers in Mumbai, India?

full_context: Document 1: Company (film): Company is a 2002 Indian crime-thriller film directed by Ram Gopal Varma. The film stars Mohanlal, Manisha Koirala, Vivek Oberoi, Ajay Devgn, and Antara Mali in pivotal roles. It is a fictional exposé of the Mumbai underworld, loosely based on the Indian mafia organization D-Company, known to be run by Dawood Ibrahim. It is the second film in the Indian "Gangster" trilogy, and a sequel to the blockbuster "Satya". Upon release, the film received positive reviews from critics as well as audience, having won seven Filmfare Awards; three IIFA Awards, and went on to become one of the highest grossing Bollywood film(s) of 2002.
Document 2: Chor Bazaar: Chor Bazaar, located near Bhendi Bazaar in South Mumbai, is one of the largest flea markets in India. The area is one of the tourist attractions of Mumbai. The word "chor" means "thief" in Marathi and Hindi. The market is thought to have originally been called "Shor Bazaar", meaning "noisy market". The current name is said to have come from a British mispronunciation. Eventually however, stolen goods started finding their way into the market, resulting in it living up to its new name. According to popular legend, if you lose anything in Mumbai you can buy it back from the "Chor Bazaar". The market has been mentioned in popular novels, including Rohinton Mistry's Such a Long Journey, where it is described as "not a nice place".
Document 3: 1987 Opera House heist: On 19 March 1987, a group posing as CBI officers executed the fake income tax investigation raid on the Opera House branch of Tribhovandas Bhimji Zaveri & Sons Jewellers in Mumbai, India. This case has remained unsolved.
Document 4: Narada sting operation: The Narada sting operation was a sting operation carried out by Mathew Samuel in 2011 for the Indian newsmagazine "Tehelka" and published in Naradanews.com just before the 2016 West Bengal Assembly elections. The sting targeted high-ranking officials and politicians of All India Trinamul Congress (AITC). As of June 2017, the Central Bureau of Investigation (CBI) and a parliamentary ethics committee are probing the case. The Trinamool Congress, has claimed that the money was received in way of donations.
Document 5: Raman Raghav 2.0: Raman Raghav 2.0 is a 2016 Indian neo noir psychological thriller film directed by Anurag Kashyap. Nawazuddin Siddiqui plays the role of Ramanna, a psychopathic serial killer inspired by a serial killer who operated in Mumbai during the mid-1960s named Raman Raghav. Vicky Kaushal plays Raghavan, a cop assigned to investigate the serial killings. The film premiered at the Cannes Directors’ Fortnight to a positive critical reception, raising hopes of a good showing at the box office. It was released on 24 June 2016.
Document 6: Harshad Mehta: Harshad Mehta was an Indian stockbroker, well known for his wealth and for having been charged with numerous financial crimes that took place in 1992. Of the 27 criminal charges brought against him, he was only convicted of four, before his death at age 47 in 2001. It was alleged that Mehta engaged in a massive stock manipulation scheme financed by worthless bank receipts, which his firm brokered in "ready forward" transactions between banks. Mehta was convicted by the Bombay High Court and Supreme Court of India for his part in a financial scandal valued at 4999 Crores which took place on the Bombay Stock Exchange (BSE). The scandal exposed the loopholes in the Indian banking system, Bombay Stock Exchange (BSE) transaction system and SEBI further introduced new rules to cover those loopholes. He was tried for 9 years, until he died in late 2001.
Document 7: Special 26: Special 26, also known as Special Chabbis, is a 2013 Indian period heist crime thriller film directed by Neeraj Pandey. It stars Akshay Kumar in the lead protagonist role with Manoj Bajpayee, Anupam Kher, Kajal Aggarwal, Jimmy Shergill and Divya Dutta in supporting roles. The film is inspired by the 1987 Opera House heist where a group posing as Central Bureau of Investigation (CBI) officers executed an income tax raid on the jeweler in Mumbai. "Special 26" released on February 5, 2013 to widespread critical acclaim and was regarded as one of the best films of 2013.
Document 8: Operation Old Bridge: Operation Old Bridge is the code name for the February 7, 2008 arrests in Italy and the United States that targeted the Gambino crime family. Among the indicted were the reputed acting bosses Jackie D'Amico, Nicholas Corozzo and Consigliere Joseph Corozzo of the Gambino crime family. The indictments included: murder, drug trafficking, robbery and extortion.
Document 9: Neeraj Pandey: Neeraj Pandey (born 17 December 1973) is an Indian film director, producer and screenwriter. In his first movie "A Wednesday!", his work was largely praised by audiences as well as the critics. "A Wednesday!" also won many awards in different categories. His second film was "Special 26" (2013). Not just a filmmaker but a writer too, Neeraj has written a novel named Ghalib Danger in 2013. He also directed the movie "Baby" (2015) starring Akshay Kumar which received critical acclaim from the audience and was a huge success.The movie Rustom which was produced by Neeraj, was released on 12 August 2016 and received mixed reviews by critics but was a runaway commercial success. His last movie was a biopic on cricketer M.S.Dhoni titled which was loved by the audience.. He aims at making more commercial content in the sports genre. Neeraj has carved a niche for himself in the film industry with his adept handling of different topics and is one of the most sought after Directors of his generation.
Document 10: Shivaay: Shivaay is a 2016 Indian Hindi-language action thriller film directed and produced by Ajay Devgn under his banner Ajay Devgn FFilms. The story and screenplay are written by Sandeep Shrivastava and the film features Ajay Devgn in the lead titular role along with debutante actresses Sayyeshaa Saigal, Abigail Eames and Erika Kaar in lead roles. The basic plot of the film is the same as that of the 2008 Hollywood film Taken starring Liam Neeson. Mithoon has composed the film's score and soundtrack. British band The Vamps and composer Jasleen Royal are also a part of the music. The film revolves around a skilled mountaineer who turns into a destroyer when his daughter gets kidnapped by flesh traders and he is left helpless.
Document 11: Isabella Stewart Gardner Museum theft: In the early hours of March 18, 1990, guards at the Isabella Stewart Gardner Museum in Boston admitted two men posing as police officers responding to a disturbance call. Once inside, the men tied up the guards and, over the next hour, stole 13 works of art valued at $500 millionthe largest-value theft of private property in history. Despite efforts by the Federal Bureau of Investigation (FBI) and multiple probes around the world, no arrests have been made and no works have been recovered. The museum initially offered a reward of $5 million for information leading to their recovery, but in 2017 this was doubled temporarily to $10 million with an expiration date set to the end of the year.
Document 12: Royal Opera House (Mumbai): Royal Opera House, also known as Opera House in Mumbai (formerly Bombay), is India's only surviving opera house. Situated on Charni Road, near Girgaum Chowpatti beach, the adjective ‘Royal’ was prefixed to ‘Opera House’ to reflect the fact that its foundation stone was laid during the British Raj in 1909, and King George V inaugurated the building in 1911 while the building was still under construction. Work on the Royal Opera House was completed in 1912, although additions were made to the building up to 1915. After years of neglect following its closure in 1993, restoration work started in 2008. The exterior restoration was completed in 2011 and restoration was completed in 2016. The area around the theatre is also referred to as the Opera House in Mumbai.The Opera House area has many jewellery, metal and IT companies. On 21 October 2016, after a gap of 23 years, Royal Opera House hosted performance of Bombay-born British soprano Patricia Rozario and her husband, pianist Mark Troop. The private event was organised by Opera House owners Maharaja Joytendrasinhji Jadeja and Maharani Kumud Kumari Jadeja of Gondal, Gujarat.
Document 13: Dus: Dus (English: "Ten") is a 2005 Indian Hindi action spy thriller film based on the Indian Special Investigation Team (SIT) Officers. The film is directed by Anubhav Sinha and produced by Nitin Manmohan. It stars Sanjay Dutt, Sunil Shetty, Abhishek Bachchan, Shilpa Shetty, Zayed Khan and Esha Deol in lead roles. The film is a tribute to celebrated director Mukul S. Anand, who had died while filming the 1997 incomplete film of the same name, and which had also starred Sanjay Dutt in the lead role. The film was a commercial and critical success at the Indian box office.
Document 14: Saheb, Biwi Aur Gangster Returns: Saheb Biwi Aur Gangster Returns (English: "The Master, The Wife and the Gangster Returns" ) is a 2013 Indian Hindi romantic thriller drama film directed by Tigmanshu Dhulia. It is the sequel to the 2011 film, "Saheb, Biwi Aur Gangster". The film stars Jimmy Shergill and Mahi Gill, who reprised their roles from the previous film, while new additions to the cast include Irrfan Khan and Soha Ali Khan. The film was released on 8 March 2013. Jimmy Shergill won Best Actor Award for this film at 11th Norway Bollywood Film Festival in Oslo.
Document 15: Tribhovandas Bhimji Zaveri: Tribhovandas Bhimji Zaveri Ltd. (TBZ) is a noted Indian jeweller and jewellery retail chain based in India. Established in 1864 (153 years ago) by Tribhovandas Bhimji Zaveri in Zaveri Bazaar, the jewellery district of Mumbai, it was subsequently headed by his son, Gopaldas Tribhovandas Zaveri, and now Shrikant Zaveri, is the present chairman and managing director of the group. The company today, has 28 showrooms in 21 cities across eleven states, including Mumbai, Delhi, Hyderabad, Kolkata and Rajkot The company proposed an Initial Public Offer (IPO) in July 2011.
ground_truth: 1987 Opera House heist