Question: The messaging app that is an acronym for "Searchable Log of All Conversation and Knowledge" was founded by a business of what descent?

full_context: Document 1: Sumon K Chakrabarti: Sumon K Chakrabarti is a former multi-media journalist. Twice nominated as India's best journalist, he quit his 20-year career to follow his life-long passion - Football. In 2016, he launched his startup FootTheBall, which is creating the first social network for football fans globally. It became the top-15 startups in the UberPitch India 2016. At the finals of the event, Uber CEO Travis Kalanick visited New Delhi to meet the team. Over 5,500 startups across 28 cities in India had applied for the UberPitch 2016 challenge
Document 2: Dustin Moskovitz: Dustin Aaron Moskovitz ( ; born May 22, 1984) is an American Internet entrepreneur who co-founded Facebook with Mark Zuckerberg, Eduardo Saverin, Andrew McCollum and Chris Hughes. In 2008, he left Facebook to co-found Asana with Justin Rosenstein. In March 2011, "Forbes" reported Moskovitz to be the youngest self-made billionaire in history, on the basis of his 2.34% share in Facebook.
Document 3: Jared Hecht: Jared Hecht is the co-founder and CEO of Fundera, an online small business lending aggregator. Prior to Fundera, Hecht co-founded group messaging app, GroupMe with Stever Martocci. After being live for 370 days, Microsoft purchased GroupMe for $80 million. Prior to GroupMe, Hecht was an early employee at Tumblr and led business development.
Document 4: Chucklefish: Chucklefish Limited is an independent British video game developer and publisher based in London, England. Founded in June 2011 by Finn Brice, the company specialises in action-adventure games. Chucklefish is best known for developing 2016's "Starbound", as well as publishing "Risk of Rain" (2013) and "Stardew Valley" (2016). They are currently working on "Wargroove" and "Wayward Tide".
Document 5: Christopher Slowe: Christopher Brian Slowe (born November 8, 1978, Boston, MA) is an American businessman. He gained his PhD in Physics from Harvard, went on to co-found reddit, with Aaron Swartz, Alexis Ohanian and Steve Huffman. He later departed reddit and began work for Hipmunk, where he has been Chief Scientist since 2010.
Document 6: Slack (software): Slack is a cloud-based set of team collaboration tools and services, founded by Stewart Butterfield. In simpler terms, it is a chatting program. Slack began as an internal tool used by their company, Tiny Speck, in the development of "Glitch", a now defunct online game. The name is an acronym for "Searchable Log of All Conversation and Knowledge".
Document 7: Craig Newmark: Craig Alexander Newmark (born December 6, 1952) is an American Internet entrepreneur best known for being the founder of the San Francisco-based international website Craigslist.
Document 8: Web chat: A web chat is a system that allows users to communicate in real time using easily accessible web interfaces. It is a type of Internet online chat distinguished by its simplicity and accessibility to users who do not wish to take the time to install and learn to use specialized chat software. This trait allows users instantaneous access and only a web browser is required to chat. Users will always get the latest version of a chat service because no software installation or updates are required.
Document 9: Workspot: Workspot was the first Linux desktop Web Service, i.e. it provided Open Source personal computing without computer ownership. Founded by Greg Bryant, Gal Cohen, Kathy Giori, Curt Brune, Benny Soetarman, Bruce Robertson, and Asao Kamei, in 1999, it was the first application service to make use of Virtual Network Computing. Workspot also hosted a free Linux Desktop demo using VNC: 'one-click to Linux' It eventually began to charge for a remote, web-accessible, persistent desktop, and several desktop collaboration features. Workspot won "Linux Journal"<nowiki>'</nowiki>s Best Web Application award for 2000. Badly hit by the dotcom crash, it ceased activity by 2005.
Document 10: Stewart Butterfield: Daniel Stewart Butterfield (born Dharma Jeremy Butterfield, 1973) is a Canadian entrepreneur and businessman of Polish descent, best known for being a co-founder of the photo sharing website Flickr and team messaging application Slack.
Document 11: Jim Butterworth (entrepreneur): Jim Butterworth is a technology entrepreneur, documentary filmmaker, and former investment banker and venture capitalist. He is the co-founder of the nonprofit documentary production company Incite Productions, and a director and producer of the award-winning film "Seoul Train". He is the President and founder of Naked Edge Films, which has produced more than a dozen documentaries, which have won an Oscar, two Alfred I. duPont Silver Batons, and have been nominated for three Emmys. He is also the inventor of 53 U.S. and foreign patents in the field of streaming media.
Document 12: Jeremy Stoppelman: Jeremy Stoppelman (born November 10, 1977) is an American business executive. He is the CEO of Yelp, which he co-founded in 2004. Stoppelman obtained a bachelor's degree in computer engineering from the University of Illinois at Urbana–Champaign in 1999. After a short time working for @Home Network, he worked at X.com and later became the VP of Engineering after the company was renamed PayPal. Stoppelman left PayPal to attend Harvard Business School. During a summer internship at MRL Ventures, he and others came up with the idea for Yelp Inc. He turned down an acquisition offer by Google and took the company public in 2012.
Document 13: SlickEdit: SlickEdit, previously known as Visual SlickEdit, is a cross-platform commercial source code editor and Integrated Development Environment developed by SlickEdit, Inc. SlickEdit supports Integrated Debuggers for GNU C/C++, Java, WinDbg, Clang C/C++ LLDB, Groovy, Google Go, Python, Perl, Ruby, PHP, Xcode, and Android JVM/NDK. Some of SlickEdit's other notable features include built in beautifiers that can beautify code as you type, code navigation, context tagging (also known as Intelligent code completion), symbol references, third party tool integration, DiffZilla (a file differencing tool), syntax highlighting, and over 13 keyboard emulations.
Document 14: Brabble: Brabble is an online social networking service and ecommerce company founded in January 2013. Brabble was developed as an interactive alternative to existing social networks, with additional incorporation of a sales-based revenue model, to show immediate return on investment for company investors.
Document 15: Asana (software): Asana ( ) is a web and mobile application designed to help teams track their work. It was founded in 2008 by Facebook co-founder Dustin Moskovitz and ex-engineer Justin Rosenstein, who both worked on improving the productivity of employees at Facebook.
ground_truth: Polish