question: Are both ConocoPhillips and Cablevision headquartered in New York City?
answer: no
context: Title: Cablevision
  Passage: Cablevision Systems Corporation was an American cable television company with systems serving areas surrounding New York City.  It was the fifth-largest cable provider and ninth-largest television provider in the United States, with most customers residing in New York, New Jersey, Connecticut, and parts of Pennsylvania.  From 2011 to 2013, the corporation also served approximately 300,000 customers in Colorado, Montana, Utah, and Wyoming under the Optimum West brand until it was sold to Charter Communications in 2013.  Cablevision also offers high-speed Internet connections (Optimum Online), digital cable (Optimum TV), and VoIP (Optimum Voice) phone service (the eighth-largest telephone provider in the U.S.) through its Optimum brand name.  Cablevision also offered a WiFi-only mobile phone service dubbed Freewheel.
  Title: Government of New York City
  Passage: The government of New York City, headquartered at New York City Hall in Lower Manhattan, is organized under the New York City Charter and provides for a "strong" mayor-council system.  The mayor is elected to a four-year term and is responsible for the administration of city government.  The New York City Council is a unicameral body consisting of 51 members, each elected from a geographic district, normally for four-year terms.  All elected officials are limited to a two consecutive-term limit.  The court system consists of two city courts and three state courts.
  Title: ConocoPhillips
  Passage: ConocoPhillips Co. is an American multinational energy corporation with its headquarters located in the Energy Corridor district of Houston, Texas in the United States.  It is the world's largest independent pure-play exploration and production company and is a Fortune 500 company.  ConocoPhillips was created through the merger of American oil companies Conoco Inc. and Phillips Petroleum Co. on August 30, 2002.  In 2012, ConocoPhillips spun off its downstream assets as a new, and separate company, Phillips 66.
  Title: MGSCOMM
  Passage: MGSCOMM was founded in Miami, FL by Manuel E. Machado and Al Garcia-Serra in March 2003.  In 2004, the company acquired The IAC Group (1978), an advertising and public relations agency in Miami.  In 2009, MGSCOMM merged with Reynardus+Moya, a full-service advertising agency in New York.  In 2012, MGSCOMM joined forces with Revolucion LLC, a full-service brand-communications agency in New York.  Today, MGSCOMM is a Minority Business Enterprise managed by Manuel E. Machado, CEO, Al Garcia-Serra, Chairman of the Board, Jorge Moya, CCO/Partner, Carla Trum Mercado, President of Advertising/Partner, Fernando Bonet, COO, Yvonne Lorie, President of SWAY PR/Partner, and Federico Mejer, Managing Director of MGSCOMM's New York City office/Partner.  Headquartered in Miami, MGSCOMM also has offices in New York City and Mexico City.
citations: ConocoPhillips Cablevision