Question: In 2011 Caterham Cars was purchased by an entrepreneur born in what year?

Context paragraphs:
Automotive industry in the United Kingdom: The automotive industry in the United Kingdom is now best known for premium and sports car marques including Aston Martin, Bentley, Caterham Cars, Daimler, Jaguar, Lagonda, Land Rover, Lister Cars, Lotus, McLaren, MG, Mini, Morgan and Rolls-Royce.  Volume car manufacturers with a major presence in the UK include Honda, Nissan, Toyota and Vauxhall Motors (subsidiary of Adam Opel AG, subsidiary of the French automotive company Groupe PSA).  Commercial vehicle manufacturers active in the UK include Alexander Dennis, Ford, GMM Luton (owned by Adam Opel AG), Leyland Trucks (owned by Paccar) and London Taxis International (owned by Geely).

Hornavanskolan: Hornavanskolan is a secondary school in Arjeplog Municipality in Sweden.  The school was founded in 1993 and is located by Hornavan, the deepest lake in Sweden.  The school cooperates with various car manufacturers such as BMW, Daimler, Knorr-Bremse, Volkswagen AG (Audi), Bosch, GM, Aston Martin, Lotus Cars, Caterham Cars and MIRA Ltd and can offer students of the BilTeknikSystem (car technology system) program temporary internships at national and international automotive companies.

Caterham Cars: Caterham Cars is a British manufacturer of specialist lightweight sports cars established in Caterham, Surrey, with their headquarters in Crawley, Sussex.  Their current model, the Caterham 7 (or Seven), originally launched in 1973, is a direct evolution of the Series 3 Lotus Seven designed by Colin Chapman.  In the 1990s the company made the Caterham 21, a two-seater soft top alternative to the MGF and Lotus Elise, (which both sold many more units).  A track-only car, the SP/300. R, a joint project with Lola was released for customer testing in 2010 and was scheduled for release in 2013.  On 27 April 2011, Team Lotus owner Tony Fernandes announced that he had purchased Caterham.

Caterham 7 CSR: The Caterham Seven CSR is the latest model from sports car manufacturer Caterham Cars.  The CSR is the most heavily modified Caterham, though it still retains the basic look of the Super Seven.  The CSR has two engine options based on the same Duratec block, though modifications and power output differ.  The entry level engine produces 200 bhp , with a 0-60 mph time of 3.7 seconds.  The upgraded engine produces 260 bhp , with a 0-60 mph time of 3.1 seconds and a top speed of 155 mi/h .

Caterham 21: The Caterham 21 is a two-seat roadster designed and hand built by Caterham Cars in the 1990s.  It was based on the mechanicals of the Caterham 7 and was intended to be a more practical version of that car with more conventional sports car styling.

Riad Asmat: Riad Asmat (born 17 November 1971 in Petaling Jaya, Selangor, Malaysia) is the CEO of Caterham F1 Team and Team Principal of the Caterham Racing GP2 team.  He is the son of Perodua Chairman Tan Sri Datuk Asmat Kamaludin.  Tony Fernandes and fellow shareholders Kamarudin Meranun and SM Nasarudin have confirmed that with immediate effect Riad Asmat has been promoted Group CEO of Caterham Group for Caterham F1 Team, Caterham Cars, Caterham Racing, merchandising, engineering and all related interests.

Tony Fernandes: Tan Sri Anthony Francis "Tony" Fernandes, CBE (born 30 April 1964) is a Malaysian entrepreneur.  He is the founder of Tune Air Sdn.  Bhd., who introduced the first budget no-frills airline, AirAsia, to Malaysians with the tagline "Now everyone can fly".  Fernandes managed to turn AirAsia, a failing government-linked commercial airline, into a highly successful budget airline public-listed company.  He has since founded the Tune Group of companies.

Caterham F1: The Caterham F1 Team was a Malaysian, later British, owned Formula One team based in the United Kingdom which raced under a Malaysian licence.  The Caterham brand had competed in the Formula One World Championship from 2012 to 2014, following the acquisition of British sportscar manufacturer Caterham Cars by former owner and team principal Tony Fernandes, forming the Caterham Group.

Caterham 7: The Caterham 7 (or Caterham Seven) is a super-lightweight sports car produced by Caterham Cars in the United Kingdom.  It is based on the Lotus Seven, a lightweight sports car sold in kit and factory-built form by Lotus Cars, from 1957 to 1972.

SP/300.R: The SP/300. R is a new track-only model designed by Caterham Cars alongside Lola Cars.  The SP/300. R is a limited edition with limited production to 25 per annum.

Supporting paragraphs: Caterham Cars Tony Fernandes
Answer: 1964