question: What Amazon subsidiary streaming platform features the gamer known as Kolento?
answer: Twitch.tv
context: Title: List of Primetime Emmy Awards received by Netflix
  Passage: Netflix is an American on-demand internet streaming media provider.  In 2013 Netflix became the first streaming platform to win a Primetime Emmy Award. " House of Cards" became the first original online-only web television series to receive major nominations for the 65th Primetime Emmy Awards.  "House of Cards" scored nine nominations, including Primetime Emmy Award for Outstanding Drama Series.  Meanwhile its first episode, "Chapter 1", received four nominations becoming the first webisode (online-only episode) of a television series to receive a major Primetime Emmy Award nomination.  Eigil Bryld won for Outstanding Cinematography for a Single-Camera Series, meanwhile David Fincher won for Outstanding Directing for a Drama Series.  Both, Bryld and Fincher won for the episode "Chapter 1", making it the first Emmy-awarded webisode.  The Following year "House of Cards" repeated in the category Outstanding Directing for a Drama Series, with Carl Franklin directing "Chapter 14".  Furthemore the political drama got its first nomination for writing for "Chapter 14", written by Beau Willimon.
  Title: Amazon Music
  Passage: Amazon Music (previously Amazon MP3) is a music streaming platform, online music store, and music locker operated by Amazon.com.  Launched in public beta on September 25, 2007, in January 2008 it became the first music store to sell music without digital rights management (DRM) from the four major music labels (EMI, Universal, Warner Music, and Sony BMG), as well as many independents.  All tracks were originally sold in 256 kilobits-per-second variable bitrate MP3 format without per-customer watermarking or DRM; however, some tracks are now watermarked.  Licensing agreements with recording companies restrict the countries in which music can be sold: Amazon.com sells music only to US customers while Amazon.co.uk sells music only to UK customers.
  Title: Unified Streaming
  Passage: Unified Streaming provides software for streaming, offline packaging and recording of streaming video and audio.  Unified Streaming platform aims to deliver a single source to various formats, avoiding the need for separate infrastructure.  It fits into existing web servers (Apache, IIS, Nginx and Lighttpd) and runs on Windows, Linux and Unix.
  Title: Twitch.tv
  Passage: Twitch is a live streaming video platform owned by Twitch Interactive, a subsidiary of Amazon.com.  Introduced in June 2011 as a spin-off of the general-interest streaming platform, Justin.tv, the site primarily focuses on video game live streaming, including broadcasts of eSports competitions, in addition to creative content, "real life" streams, and more recently, music broadcasts.  Content on the site can either be viewed live or via video on demand.
  Title: IROKO Partners
  Passage: iROKO Partners is an online media distribution company focused on the Nigerian Entertainment Industry.  The company was established in September 2010 and is headquartered in Lagos, with a branch in London, United Kingdom.  The company is led by its co-founders Jason Njoku (CEO) and Bastian Gotter along with major investor Nazar Yasin.  iROKO Partners offers a range of online media products including its movie streaming website named iROKOtv focused on Nollywood Film productions, and 'iROKING', a Nigerian music streaming platform.  Other web brands are iROKtv, NollywoodLove and YorubaLove which operate on the YouTube video platform.
  Title: CNNgo
  Passage: CNNgo is the online streaming platform of CNN.  The website and corresponding streaming apps require a user to enter their cable television user name and password to access live CNN, CNN International and HLN broadcasts and entire episodes of CNN shows, but watching news clips is completely free.
  Title: Sony Ericsson Java Platform
  Passage: The Sony Ericsson Java Platform is a set of profiles describing particular Sony Ericsson Java implementation.  It was designed to help developers to focus on a platform rather than on a variety of different product names.  Two platform branches exist, supporting Symbian (SJP) and non-Symbian (JP) based phones respectively.  The platforms are implemented through an evolutionary approach in order to ensure forwards compatibility between platform versions, which means that all JSRs (except the optional) implemented on one platform are also implemented on all higher platforms.  Normally each platform version is used in several phone models.  Some platform features are optional, that is, configurable.  For example, the Java Bluetooth APIs (JSR 82) are only enabled for phones which actually support Bluetooth wireless technology.  These interfaces are mostly invisible to the end user, who only has to download a JAR file containing the application to the phone.
  Title: Platform envelopment
  Passage: Platform envelopment refers to one platform provider moving into another one's market, combining its own functionality with the target's, to form a multi-platform bundle.  The markets which evolve rapidly are rich in enveloping opportunities and the companies in these markets are under the continuous threat of becoming obsolete.  Mobile phones used to be a separate market but the boundaries between them and music players are beginning to blur.  A stand-alone business when threatened with an envelopment attack has few options but to change the business model or sell off the business to the attacker.  RealPlayer was a dominant player in the streaming video business and had created a two sided market out of which the consumers were the subsidized side.  The content providers were the money side which paid Real for their streaming software.  Microsoft launched an envelopment attack on Real by providing the streaming server software clubbed with their Windows NT operating system.  The content providers saw no point in continuing using Real and moved to windows platform threatening the existence of Real.  Windows could afford to do so since the provision of such a service boosted their sales of the OS and the mass adoption of the Windows Media Player on the consumer side which was the only compatible player with the windows streaming platform.
  Title: Kolento
  Passage: Alexandr Malsh (born 3 October 1991), also known by his username Kolento, is a Ukrainian "" player who streams "" on Twitch.tv.  He is widely regarded as among the top "Hearthstone" players.  Malsh is currently signed with Cloud9.  Kolento formerly played "World of Tanks" competitively, before turning to "Hearthstone".
  Title: Amazon Kindle
  Passage: The Amazon Kindle is a series of e-readers designed and marketed by Amazon.com.  Amazon Kindle devices enable users to browse, buy, download, and read e-books, newspapers, magazines and other digital media via wireless networking to the Kindle Store.  The hardware platform, developed by Amazon subsidiary Lab126, began as a single device and now comprises a range of devices, including e-readers with E Ink electronic paper displays, Android-based tablets with color LCD screens and Kindle applications on all major computing platforms. All Kindle devices integrate with Kindle Store content and as of January 2017, the store has over five million e-books available in the United States.
citations: Twitch.tv Kolento