Question: In which town is the headquarters of the company that has YU Televentures as a subsidiary?

Context paragraphs:
Superior Bancorp: Superior Bancorp, and its principal subsidiary Superior Bank, was a southeastern community thrift with approximately $3.2 billion in assets in 2010.  The company was publicly held and had its corporate headquarters in Birmingham, Alabama.  Superior was founded in 1997 as The Banc Corporation.  Before its demise, the company stood as the second-largest community bank holding company in Alabama, behind Regions Financial Corporation, and third largest when including foreign-based, but locally headquartered, BBVA Compass.  The company's corporate headquarters were located in the historic John A. Hand Building on 20th Street North in downtown Birmingham, which is named after former AmSouth Bancorporation president John A. Hand.  Superior Bank had 73 branch locations including 38 in Alabama and 22 in Florida.  Superior Bank was closed by FDIC on April 15, 2011.  The bank's branches and its assets were acquired by a newly created subsidiary of Community Bancorp, operating as Superior Bank N.A.

Prisma Energy International: Prisma Energy International Inc., was a former subsidiary of Enron Corporation, formed in 2003 to own and manage the majority of Enron's overseas assets, formerly known as "Enron International".  Prior to its official organization, Prisma was referred to within Enron as "InternationalCo".  Enron's original bankruptcy reorganization plan, presented in early 2002, would have created a company broadly similar to Prisma (known under the working name "OpCo Energy"), but including Portland General Electric and the energy trading business, both later divested separately.  As one of the final steps in Enron's liquidation, following their 2001 bankruptcy, Prisma was sold to Ashmore Energy International Ltd., a unit of Ashmore Group Plc., in 2006.  Prisma was structured as an 'offshore' United States corporation incorporated in the British Overseas Territory of the Cayman Islands, but with its headquarters in Houston, Texas.  It served as a holding company for 15 gas and electricity businesses.  Its subsidiary, Prisma Energy International Services LLC, employed approximately 125 individuals, most at its headquarters in Houston, Texas.  Assets in which Prisma Energy managed an interest employed an additional 6,500 employees worldwide.  Following its 2006 sale to Ashmore Energy International Limited, Prisma Energy International Inc. was merged/amalgamated with Ashmore Energy International Limited with Prisma Energy being the survivor company.  In December 2006, Prisma Energy International Inc. changed its name to Ashmore Energy International and, subsequently, in May 2007 to AEI.

4th &amp; B'way Records: 4th & B'way Records (pronounced and spelled out completely as Fourth and Broadway Records in the UK) was a US-based subsidiary of Island Records that specialized in street-oriented music such as hip hop.  Established in 1984, it was the flagship label of the Island Trading Company, the independent-distribution parent company of Island's other record labels that operated in the US.  However, 4th & B'way was not distributed through major-label channels—the flagship Island label was distributed by Atlantic Records at that time—until the label and distribution company were acquired by PolyGram Records in 1989, when Island Trading became a unit of PolyGram Group Distribution and was renamed Independent Label Sales (ILS).  It was also one of several US-based Island labels that were named after nearby New York City streets when Island's US headquarters were located at 14 East 4th Street in Manhattan, the same building that held the legendary Greenwich Village branch of Tower Records, and also nearby at 400 Lafayette Street.  When Island moved its headquarters to the Worldwide Plaza Building at 825 8th Avenue in 1995, where PolyGram's US headquarters were also located, the empty 4th Street offices became the headquarters of V2 Records.

DB Netz: DB Netz AG is a 100%-owned subsidiary of Deutsche Bahn is a railway infrastructure provider, which owns and operates a majority of the German railway system (2005: 34,211 km).  The company was established in the course of the second stage of the German rail reform as a subsidiary of Deutsche Bahn.  DB Netz’s headquarters are in Frankfurt and it has seven regional divisions ("Regionalbereiche", RB).  The locations of its regional headquarters are Berlin (RB east), Frankfurt (RB central), Duisburg (RB west), Hanover (RB north), Karlsruhe (RB southwest), Leipzig (RB southeast) and Munich (RB south).

YU Yureka: YU Yureka is an android based cyanogen smartphone produced by YU Televentures , a subsidiary company of Micromax Informatics.  It has a caption "Play God".  The device was released in January 2015 exclusively on the Amazon India website at a price of INR 8,999.  It is the first phone from the Yu brand and offers great specifications at low prices, focusing on the increased customisation options offered by the CyanogenMod operating system that Yu preloads onto its devices.  The Yureka (Review) and Yuphoria (Review), Yu's next version, both offer the benefits of customisability and great specifications at competitive prices, and have enjoyed some success.  Yureka is a dual SIM phone and it supports Cat4 4G LTE with TDD 2300 MHz and FDD 1800 MHz bands supported for India.

YU Televentures: YU Televentures is an Indian consumer electronics brand that was created on 18 December 2014 as a joint venture between Cyanogen Inc and Micromax Informatics Limited.  Also, YU holds official Cyanogen OS rights in India.  Micromax co-founder Rahul Sharma owns a 99% controlling stake in YU while the remaining 1% is held by two other co-founders, Vikas Jain and Sumeet Arora.

Rahul Sharma (businessman): Rahul Sharma is an Indian businessman,founder of YU Televentures and the co-founder of Micromax Informatics.

Micromax Informatics: Micromax is an Indian consumer electronics company headquartered in Gurgaon, Haryana.  The company was established as an IT software company operating in the embedded devices domain; it later entered the mobile handset business.  By 2010, it was one of the largest domestic companies making handsets in the low-cost feature phone segment in India.  As of Q3 2014, Micromax was the tenth largest smartphone vendor in the world.  In Q4 2015, Micromax's shipments fell by 12.1%, against growth of 15.4% for the mobile sector.  Micromax's share of the smartphone market fell to 13% in Q4 2015 from 22% at its peak in 2014.  The company is facing stiff competition from Chinese companies that have entered the Indian market.  The company also owns YU Televentures, which sells it's products under YU brand.

Kingstone Companies: Kingstone Companies, Inc., which has its headquarters in Kingston, New York, provides property and casualty insurance products through its subsidiary, Kingstone Insurance Company.  It places contracts with the third-party licensed premium finance company through its subsidiary Payments, Inc, a NYS licensed Insurance Premium Finance Company.  Kingstone Insurance Company was ranked #1 of the 81 insurers rated by the Professional Insurance Agents Association in its 2010 Company Performance Survey.  The company sells insurance products include personal lines of insurance products, general liability policies commercial automobile policies and so on through independent retail and wholesale agents and brokers.

Connect Broadband: Connect Broadband, the brand name for Quadrant Televentures Limited, is an Indian broadband and fixed line service provider.  Established in year 2000 and a subsidiary of Videocon Group, the company provides broadband services over 3 technologies namely optical fiber, copper and wireless broadband.  Connect Broadband credited for pioneering broadband services in Punjab, is predominantly active in Chandigarh, Mohali and Panchkula.

Supporting paragraphs: YU Yureka Micromax Informatics
Answer: Gurgaon