Question: The Chief Product Officer of the company who acquired FreeCharge for $400 million also works for which social media application?

full_context: Document 1: Naveen Tewari: Naveen Tewari is an Indian entrepreneur and the founder and CEO of InMobi, a global mobile advertising and technology platform. He is the Board member of Paytm.
Document 2: Anil Kumar: Anil Kumar (born 1958) was a senior partner and director at management consulting firm McKinsey & Company, where he co-founded McKinsey's offices in Silicon Valley and India and created its Internet practice (representing a quarter of McKinsey's business at the time) among others. Kumar is additionally the co-founder of the Indian School of Business with Rajat Gupta and the creator of two different kinds of outsourcing. He graduated from IIT Bombay in India, Imperial College in the UK, and The Wharton School in the US.
Document 3: 3G Capital: 3G Capital is an American/Brazilian multibillion-dollar investment firm, founded in 2004 by principals Jorge Paulo Lemann, Carlos Alberto Sicupira, Marcel Herrmann Telles and Roberto Thompson Motta. The firm is best known for partnering up with Berkshire Hathaway for its acquisitions, including those of Burger King, Tim Hortons, Heinz and Kraft Foods.
Document 4: Tech Mahindra: Tech Mahindra Limited is an Indian multinational provider of information technology (IT), networking technology solutions and Business Process Outsourcing (BPO) to the telecommunications industry. Anand Mahindra is the Chairman of Tech Mahindra, which is headquartered at Pune and has its registered office in Mumbai.
Document 5: Collective Brands: Collective Brands, Inc. was a holding company that owned Payless ShoeSource (footwear retailer), Robeez (shoe manufacturer), and Airwalk (shoe manufacturer). The company was purchased by Wolverine Worldwide, Blum Capital, and Golden Gate Capital in 2012.
Document 6: Draper Associates: Draper Associates is an early stage venture capital firm that encourages entrepreneurs to drive their businesses to greatness, to transform industries with new technologies, and to build platforms for extraordinary growth, jobs, and wealth creation. The firm was founded by Tim Draper, and is best known for investments in companies such as Tesla, Skype, Baidu, Twitch, Theranos, and Thumbtack
Document 7: Snapdeal: Investors in the company include SoftBank Corp, Ru-Net Holdings, Tybourne Capital, PremjiInvest, Alibaba Group, Temasek Holdings, Bessemer Venture Partners, IndoUS Ventures, Kalaari Capital, Saama Capital, Foxconn Technology Group, Blackrock, eBay, Nexus Ventures, Intel Capital, Ontario Teachers' Pension Plan, Singapore-based investment entity Brother Fortune Apparel and Ratan Tata. Snapdeal acquired FreeCharge for $400 million.
Document 8: Vik Singh: Vik Singh is the CEO and co-founder of Infer, a leading predictive sales and marketing platform. Vik was previously an American Entrepreneur In Residence at Sutter Hill Ventures. Previously, Vik helped create and architect Yahoo! Search BOSS, an open web search platform. As of April 2009, the number of queries issued through BOSS surpassed the search traffic on Ask and Facebook combined.
Document 9: Bhavin Turakhia: Bhavin Turakhia (born 21 December 1979) is an Indian entrepreneur, billionaire, CEO, and co-founder of Directi. He is also the founder and CEO of Flock, Radix, CodeChef, and Ringo, as well as the co-founder of Media.net and Zeta. In 2016, Bhavin was ranked as the 95th richest person in India, with a net worth of US$1.3 billion, along with his brother Divyank Turakhia, according to Forbes. He has been honored as a 2011 Young Global Leader by the World Economic Forum.
Document 10: Sprint Corporation: Sprint Corporation, commonly referred to as Sprint, is an American telecommunications holding company that provides wireless services and is an internet service provider. It is the fourth largest mobile network operator in the United States, and serves 59.7 million customers, as of April 2017. The company also offers wireless voice, messaging, and broadband services through its various subsidiaries under the Boost Mobile, Virgin Mobile, and Assurance Wireless brands, and wholesale access to its wireless networks to mobile virtual network operators. The company is headquartered in Overland Park, Kansas. In July 2013, a majority of the company was purchased by Japanese telecommunications company SoftBank Group Corp., although the remaining shares of the company continue to trade on the New York Stock Exchange.
Document 11: 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 12: Anand Chandrasekaran: Anand Chandrasekaran is an Indian-born business executive who works for Facebook Inc. on developing partnerships and global strategies for Facebook Messenger. Previously, he was the Chief Product Officer of Snapdeal, one of India's pre-eminent Internet companies as well as Chief Product Officer of Bharti Airtel, the third largest mobile operator in the world.
Document 13: Sunday Mattress: Sunday is a sleep focussed start-up in India founded by Alphonse Reddy, – who is also the founder of Fabmart.com, a retail venture that sells premium sleep products – in September 2015. Sunday mattresses are manufactured and retailed by MRPL (Madanapalle Retail Private Ltd). Sunday sources its raw materials from four different countries, including Belgium. The mattresses have been designed by Japanese designer Hiroko Shiratori, who is the founding member of London based design collective OKAY studio. Apart from selling online through its website, the company also retails in Bangalore. The company sells two mattress variants — Ortho plus and Latex Plus, and follows omni-channel sales strategy. Its online sales are augmented by an experience centre in Bangalore. Sunday like other sleep start-ups follows a 100 Nights Trial offer, where customers can return the product and get a full refund if they are not satisfied with the purchase. The product range includes mattresses, pillows, toppers and protector pads. Sunday offers value additions such as same day delivery & Try’N’Pay in Bangalore and Hyderabad. Sunday mattress is one of the best options in the mid and premium range. Sunday is funded by Anand Morzaria, entrepreneur in the ITES space, and his team.
Document 14: FreeCharge: FreeCharge is an e-commerce website headquartered in Mumbai, Maharashtra. It provides online facility to recharge any prepaid mobile phone, postpaid mobile, DTH & Data Cards in India. On 8 April 2015, Snapdeal acquired Freecharge in what is being referred to as the second biggest take over in the Indian e-commerce sector so far, after the buy out of Ibibo by rival MakeMyTrip, and the biggest Venture Capital exit in India to date. According to "The Economic Times", the deal is expected to be anything around US$400 to US$450 million.
Document 15: Chris Cox (Facebook): Christopher "Chris" Cox (born 1982) is Chief Product Officer at Facebook, where he serves as chief of staff to Facebook CEO Mark Zuckerberg on product development and leads the company's worldwide product management, design and marketing functions.
ground_truth: Facebook Inc.