Question: Rosa Branson, British painter and fabric designer, living in Highgate, London, is the second cousin of the founder of the Virgin Group, who was born on what date?

Context paragraphs:
Richard Branson: Sir Richard Charles Nicholas Branson (born 18 July 1950) is an English business magnate, investor and philanthropist.  He founded the Virgin Group, which controls more than 400 companies.

Virgin Cinemas: Virgin Cinemas was founded in 1995 when Sir Richard Branson's Virgin Group acquired MGM Cinemas, the largest movie theatre operator in the United Kingdom.  Virgin Group bought the cinemas for £195m, and subsequently sold 90 of the chain's smallest cinemas to Cinven and ABC for £70m to concentrate on multiplexes.

Virgin Mobile South Africa: Virgin Mobile South Africa is a Mobile Virtual Network Operator (MVNO) which was launched in 2006 as a joint venture between Sir Richard Branson's Virgin Group and Cell C. Based in Johannesburg, the bustling business-hub of South Africa, Virgin Mobile South Africa has established itself as a dynamic and growing brand with stores nationwide.  In February 2011, Cell C sold its stake to Virgin Group and Calico Investments, after which Virgin Group assumed a controlling stake.

Nancy Nicholson: Nancy Nicholson (1899–1977) was a British painter and fabric designer.

Clive Branson: Clive Ali Chimmo Branson (1907–1944) was an English artist and poet, and an active communist in the 1930s.  A number of his paintings are in the Tate Gallery.  His wife was Noreen Branson (16 May 1910 – 25 October 2003).  Their daughter is the artist Rosa Branson (born 1933).

Virgin Australia: Virgin Australia Airlines Pty Ltd, formerly Virgin Blue Airlines, is Australia's second-largest airline after Qantas and it is the largest airline by fleet size to use the 'Virgin' brand.  Now based in Bowen Hills, Brisbane, the airline was co-founded by British businessman Richard Branson, the founder of parent Virgin Group and former Virgin Blue CEO Brett Godfrey.  It was established in November 1999 with two aircraft operating on a single route, and suddenly found itself catapulted to the position of Australia's second airline after the collapse of Ansett Australia in September 2001.  The airline has grown to directly serve 29 cities in Australia from hubs in Brisbane, Melbourne and Sydney, using a fleet of narrow-body Boeing and Embraer jets; and Airbus and Boeing widebody jets.

Virgin Oceanic: Virgin Oceanic (originally Virgin Aquatic) is an undersea leisure venture of Newport Beach, CA businessman Chris Welsh and Sir Richard Branson, part of Sir Richard Branson's Virgin Group.  The brand was first reported in a 2009 Time Magazine interview.  The flagship service provided by Virgin Oceanic was intended to take visitors to the deepest parts of the ocean; however, as of late 2014, the project has been put on hold until more suitable technologies are developed.

Rosa Branson: Rosa Branson MBE (born 1933) is a British painter and fabric designer, living in Highgate, London.  She is the daughter of Clive Branson and Noreen Branson, and a second cousin of Richard Branson.

Virgin Unite: Virgin Unite is the working name of The Virgin Foundation, the independent charitable arm of the Virgin Group.  Created by Richard Branson and Virgin employees in September 2004, Virgin Unite pools volunteering efforts from across the Virgin Group and its hundreds of subsidiaries and associated companies to grow the efforts of smaller grassroots charitable organizations.  Partnered with more than a dozen charities worldwide the company also provides a resource through the Internet by serving as an online donation centre for those wanting to contribute.

The Spaceship Company: The Spaceship Company (TSC) is a British/American spacecraft manufacturing company that was founded by Burt Rutan and Richard Branson in mid-2005 and was jointly owned by Virgin Group (70%) and Scaled Composites (30%) until 2012 when Virgin Galactic became the sole owner.  TSC was formed to own the technology created by Scaled for Virgin Galactic's Virgin SpaceShip program.  This includes developments on the care-free reentry system and cantilevered-hybrid rocket motor, licensed from Paul Allen and Burt Rutan's Mojave Aerospace.  The company is manufacturing Virgin Galactic's spacecraft and will sell spacecraft to other buyers.

Supporting paragraphs: Rosa Branson Richard Branson
Answer: born 18 July 1950