Question: Tina Ambani is married to the chairman of Reliance Group which operates in how many towns in India?
Context: Relicord is an initiative by the Reliance Industries in the field of biotechnological advancement.  It is established as a part of the subsidiary of Reliance Industries, Reliance Life Sciences.  ReliCord is the first to have a registered cord blood bank and repository in India as well as the entire region of South East Asia.  In terms of Biotechnology India is currently amongst the top five countries in the Asia Pacific region.  Reliance Life Sciences and ReliCord are an endeavour by the Reliance Group to tap into this emerging market that has great potential. Observer Research Foundation (ORF) is an independent think tank based in India.  It began as a platform providing non-partisan research, where policymakers, journalists, civil society actors and academicians could come together to build pragmatic solutions in the liberal era.  The foundation’s strong faculty has only risen with three centres coming up in Mumbai, Chennai and Kolkata.  ORF was founded by the Ambani family and is currently endowed by Mukesh Ambani's Reliance Group. Tina Ambani (née Munim) is a former Bollywood actress and currently Chairperson of the Mumbai-based Kokilaben Dhirubhai Ambani Hospital, Harmony for Silvers Foundation and Harmony Art Foundation.  She is also Chairperson of Group CSR, Reliance Group, and the Mudra Foundation for Communications Research and Education (MFFCRE), as well as Chief Mentor and Advisor for the Strategic Planning Committee of the Dhirubhai Ambani Institute of Information and Communication Technology (DA-IICT).  She is the wife of Anil Ambani, Chairman of Reliance Group. Reliance Power Limited is part of the Reliance Anil Dhirubhai Ambani Group.  It was established to develop, construct and operate power projects in the Indian and international markets.  Reliance Infrastructure Limited, an Indian private sector power utility company and the Anil Dhirubhai Ambani Group promote Reliance Power. Reliance Foundation Youth Sports or RF Youth Sports or RFYS is an initiative driven by Reliance Foundation, a non-profit and CSR front of the Reliance Group, which focuses on providing a platform for youth sports in India, especially at the school and collegiate level.  Currently, eight cities are a part of the foundation’s long-term goal which aims at establishing a sports association, similar to the NCAA of United States of America that controls and collaborates with schools and athletes.  In the months and years to follow, it will include various other sports under its umbrella which will see school and college teams and athletes competing with each other at the district, state and national levels for the championship.  In 2015, Reliance Foundation had also initiated Reliance Foundation Young Champs (RFYC) - a programme to foster football talent in India.  The programme was tied to the Indian Super League's eight cities and the respective teams conduct grassroots initiatives to contribute to the RFYC. Lalit Jalan (no relation to Bimal Jalan, former Governor of the Reserve Bank of India) is the Director of Corporate Strategy and Affairs from 7 July 2014 to steer future growth initiatives and was for about seven years the CEO of Reliance Infrastructure Ltd, part of the Reliance (Anil Ambani) Group, one of India’s largest corporate houses.  He was relegated to the post of CEO from the Board level Director position in Reliance Infra as per the decision taken during the financial year ending March 2013.  Apart from his major responsibilities in the Reliance group owned by Anil Ambani, he is also a Director of several other firms which are from his native town Kolkata and some bear his family name "Jalan" (for example Jalan Brothers Private Limited (CIN U17299WB1941PTC010594), Jalan Properties Private Limited, Jalan Infosystems Private Limited, Jalan Reality Private Limited, Data Ware Private Limited, Sunrise Engineering Private Limited, Shree Amrit Properties and Investment Private limited, Devine Dealers Private Limited, Data Management Systems Private Limited and Integrated Bureau and Maintenance Private Limited), which are not part of the Reliance Group or belonging to Anil Ambani. (Source Registrar of Companies, Kolkata where these companies are registered).  He continues to hold the post of Chairman, BSES Rajdhani & BSES Yamuna Pvt. Ltd, the Electricity Distribution companies in Joint Venture with Government of New Delhi though the CEOs of these companies are removed frequently facing mismanagement of the Power Distribution System very often in the last 12 years. Reliance Infrastructure (formerly Reliance Energy and Bombay Suburban Electric Supply), is an Indian private sector enterprise power utility and construction company.  It is part of the Reliance Anil Dhirubhai Ambani Group.  The company is headed by Anil Ambani.  The corporate headquarters is in Mumbai.  Reliance Infrastructure interests in Power Plants, Metro Rail, Airports, Bridges, Toll roads, Defence. Nita Dalal Mukesh Ambani (born 1 November 1963) is the chairperson and founder of Reliance Foundation and a non-executive director of Reliance Industries.  She is a sport lover.  With a family fortune estimated in excess of US$20 billion, she is reportedly India's wealthiest woman.  She is married to Reliance Industries chairman and managing director Mukesh Ambani.  She is also an art collector and owner of the Mumbai Indians cricket team.  Nita is also Founder & Chairperson of Dhirubhai Ambani International School, Mumbai. Anil Dhirubhai Ambani is an Indian business magnate.  He is the chairman of Reliance Group (also referred to Reliance ADA Group) which came into existence in June 2005 following a demerger from Reliance Industries Limited.  He leads a large number of stock listed corporations including Reliance Capital, Reliance Infrastructure, Reliance Power and Reliance Communications.  Ambani's net worth was $3.3 billion according to the Forbes billionaire list in the year of 2016. Reliance Anil Dhirubhai Ambani Group (Anil Dhirubhai Ambani Ventures Limited) is an Indian conglomerate, headquartered in Navi Mumbai, India.  The company, which was formed after Dhirubhai Ambani's business was divided up, is headed by his younger son Anil Ambani.  It has a market capitalisation of () and net assets worth () .  The Reliance Group operates in over 20,000 towns and 450,000 villages in India, and abroad.
Answer: 20,000