Question: In what year was the company that co-developed and distributed the BlackBerry DTEK60 founded?

full_context: Document 1: Nexus 6P: Nexus 6P (codenamed "Angler") is an Android smartphone developed and marketed by Google and manufactured by Huawei. It succeeded the Nexus 6 as the flagship device of the Nexus line of Android devices by Google. Officially unveiled on 29 September 2015 along with the Nexus 5X at the Google Nexus 2015 press event held in San Francisco, it was made available for pre-order on the same day in United States, United Kingdom, Ireland, and Japan.
Document 2: BlackBerry Z3: The BlackBerry Z3 is a touchscreen smartphone developed by BlackBerry. Announced in February 2014, it is the first BlackBerry phone produced in partnership with Foxconn. Adopting a similar appearance and dimensions as BlackBerry Z30, Z3 is designed to be an entry-level version of Z30. It was released on May 13, 2014 in Jakarta. To celebrate the first BlackBerry phone designed for Indonesian market, there is a limited edition called "Jakarta Edition" available.
Document 3: IBM: IBM (International Business Machines Corporation) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries. The company originated in 1911 as the Computing-Tabulating-Recording Company (CTR) and was renamed "International Business Machines" in 1924.
Document 4: 42Gears Mobility Systems: 42Gears Mobility Systems is an Indian software company providing Enterprise Mobility Management (EMM) solution.
Document 5: BlackBerry Limited: BlackBerry Limited is a Canadian-based multinational company specializing in enterprise software and the Internet of things. Originally known as Research In Motion (RIM), it is best known to the general public as the former developer of the BlackBerry brand of smartphones, and tablets, it transitioned to an enterprise software and services company under CEO John S. Chen. Its products are used worldwide by various businesses, car makers, and government agencies, and include the AtHoc crisis communications platform, the QNX real-time operating system, and BlackBerry UEM, an endpoint management platform. BlackBerry was founded in 1984 as Research In Motion by Mike Lazaridis and Douglas Fregin. In 1992, Lazaridis hired Jim Balsillie, and Lazaridis and Balsillie served as co-CEOs until January 22, 2012. In November 2013, John S. Chen took over as CEO. His initial strategy was to subcontract manufacturing to Foxconn, and to focus on software technology.[7] Currently, his strategy includes forming licensing partnerships with device manufacturers such as TCL Communication, and unifying BlackBerry’s software portfolio.[8]
Document 6: Nexus 6: The Nexus 6 (codenamed Shamu) is a phablet co-developed by Google and Motorola Mobility that runs the Android operating system. The successor to the Nexus 5, the device is the sixth smartphone in the Google Nexus series, a family of Android consumer devices marketed by Google and built by an original equipment manufacturer partner. Nexus 6 along with HTC Nexus 9 served as the launch devices for Android 5.0 "Lollipop".
Document 7: BlackBerry Leap: The BlackBerry Leap is a Smartphone developed by BlackBerry Limited. Announced on March 3, 2015 at the Mobile World Congress with initial availability in April 2015, the Leap is a follow-on to the affordable Z3 model with a number of upgraded features. Upgrades include LTE support, higher-resolution display and cameras, higher-performance CPU and GPU, double the internal storage capacity, and ships with the latest version of the BlackBerry 10 operating system. Size and weight increased very slightly from the Z3 model.
Document 8: Nexus 5X: Nexus 5X (codenamed bullhead) is an Android smartphone manufactured by LG Electronics, co-developed with and marketed by Google Inc. as part of its Nexus line of flagship devices. Unveiled on September 29, 2015, it is a successor to the Nexus 5. Nexus 5X along with Nexus 6P served as launch devices for Android 6.0 Marshmallow, which introduced a refreshed interface, performance improvements, increased Google Now integration, and other new features. It is currently one of the few phones that can connect to Project Fi (North American models only), along with the Nexus 6, Nexus 6P, and the Pixel.
Document 9: HCL Technologies: HCL Technologies Limited is an Indian multinational IT services company, headquartered in Noida, Uttar Pradesh, India. It is a subsidiary of HCL Enterprise. Originally a research and development division of HCL, it emerged as an independent company in 1991 when HCL ventured into the software services business. HCL Technologies (the abbreviation of Hindustan Computers Limited) offers services including IT consulting, enterprise transformation, remote infrastructure management, engineering and R&D, and business process outsourcing (BPO). HCL also provides services such as DRYiCE, Cybersecurity and Digital & Analytics.
Document 10: BlackBerry DTEK60: BlackBerry DTEK60 is an Android smartphone co-developed and distributed by BlackBerry Limited, and manufactured by TCL. Unveiled on October 25, 2016, it is BlackBerry's second device in the DTEK series after the BlackBerry DTEK50, and the third Android device after the BlackBerry Priv slider. As with the Priv and the DTEK50, the DTEK60 Android operating system is customized with features inspired by those seen on BlackBerry's in-house operating systems, and with hardware and software security enhancements (such as the titular DTEK software).. The DTEK60 features a fingerprint sensor on the rear of the device.
Document 11: NetHunter: Kali NetHunter is an Android ROM overlay that includes a robust Mobile Penetration Testing Platform. available on smartphones such as the Nexus 5, Nexus 6, Nexus 7, Nexus 9, Nexus 10, the OnePlus One, and some Samsung Galaxy models. It also works unofficially on other phones.
Document 12: BlackBerry DTEK50: BlackBerry DTEK50 is an Android smartphone co-developed and distributed by BlackBerry Limited, and manufactured by TCL, being a modified and rebranded variant of TCL's Alcatel Idol 4. Unveiled during a press conference held on July 26, 2016, it is BlackBerry's second Android device after the BlackBerry Priv slider. As with the Priv, the DTEK50's Android operating system is customized with features inspired by those seen on BlackBerry's in-house operating systems, and with hardware and software security enhancements (such as the titular DTEK software).
Document 13: ENEA AB: Enea develops and delivers software and expert services for companies that develop communication-intensive products for the connected society. As a vendor of real-time operating systems to the world's largest Tier-1 telecom equipment manufacturers (TEMs) and network equipment manufacturers (NEPs), Enea has decades' worth of experience from mobile infrastructure and the real-time domain. Enea, which is an abbreviation of "Engmans Elektronik Aktiebolag", is producing the operating system OSE (Operating System Embedded). Enea is global information technology company with its headquarters in Kista, Sweden
Document 14: Xiaomi: Xiaomi Inc. (stylized as Mi) ( , , literally "millet technology"; or ) is a privately owned Chinese electronics and software company headquartered in Beijing. It is the world's 5th largest smartphone maker in 2017. Xiaomi designs, develops, and sells smartphones, mobile apps, laptops, and related consumer electronics.
Document 15: Quanta Computer: Quanta Computer Incorporated () () is a Taiwan-based manufacturer of notebook computers and other electronic hardware. Its customers include Apple Inc., Dell, Hewlett-Packard Inc., Alienware, Amazon.com, Cisco, Fujitsu, Gericom, Lenovo, LG, Maxdata, MPC, BlackBerry Ltd, Sharp Corporation, Siemens AG, Sony, Sun Microsystems, Toshiba, Verizon Wireless, and Vizio. It was founded by Barry Lam in 1988. Lam continues to head the company. Quanta has extended its businesses into enterprise network systems, home entertainment, mobile communication, automotive electronics, and digital home markets. The company also designs, manufactures and markets GPS systems, including handheld GPS, in-car GPS, Bluetooth GPS and GPS with other positioning technologies.
ground_truth: 1984