Question: Which queen is the first cousin of the princess that opened the Lakeside Shopping Centre in London?

Context paragraphs:
Marlands Shopping Centre: The Marlands Shopping Centre was opened on 5 September 1991.  At the time, the Marlands Shopping Mall was the largest shopping centre in Southampton and the first significant shopping centre in the city (East Street Shopping Centre being well out of the way of the main shopping district hence never being very successful and the Bargate Centre being much smaller), however it is now dwarfed by WestQuay, which opened in 2000.

Arena Essex Raceway: Arena Essex Raceway is a stock car and speedway racing track located near Purfleet, Essex.  The Lakeside Shopping Centre was built alongside the venue.

Elmvale Acres Shopping Centre: Elmvale Acres Shopping Centre is an open-air mall located in the Elmvale Acres neighbourhood of Ottawa, Ontario, Canada.  It opened in 1961, making it one of the oldest shopping centres in the city.  The mall is just a short 10-minute drive south of St. Laurent Shopping Centre.  The shopping centre is also just a 3-minute drive from the Canadian Museum of Science of Technology (closed until 2017).  The Smythe Medical Centre is located just across from the north end of the mall.  The mall is bounded by Smythe Road to the north, Othello Avenue to the west, Russell Road to the east, and St. Laurent Boulevard to the south.  The shopping centre has approximately 60 shops and services including Dollar Plus, LCBO, Loblaws, Rexall Pharma Plus, Royal Bank, The Beer Store, and the Ottawa Public Library.  The shopping centre is adjacent to the Elmvale Transit Station.  The size of the total complex is 147,332 square feet.  The shopping centre is currently owned by Rio-Can Real Estate Investment Trust.

Lavington Square Shopping Centre: Lavington Square Shopping Centre opened in 1979 in the Albury suburb of Lavington, New South Wales, Australia.  Since opening the shopping centre has undergone several upgrades and name changes the most major upgrades to the centre were done after Centro bought the shopping centre in 1994.  The shopping centre currently has 57 specialty retailers and 3 major retailers including Woolworths, BIG W and Aldi.  The shopping centre also houses the lavington Australia Post branch for the post code of 2641.  In 2013, the centre's revenue was $116 million.

Angus Ogilvy: Sir Angus James Bruce Ogilvy, (14 September 1928 – 26 December 2004) was a British businessman, best known as the husband of Princess Alexandra, a first cousin of Queen Elizabeth II.

Chafford Hundred Lakeside railway station: Chafford Hundred Lakeside railway station is located on a single-track branch line of the London, Tilbury and Southend Railway, serving the town of Chafford Hundred as well as Lakeside Shopping Centre in Essex.  It is 20 mi down the line from London Fenchurch Street via ; it is situated between and .  Its three-letter station code is CFH.

Bluewater (shopping centre): Bluewater Shopping Centre (commonly referred to as Bluewater) is an out-of-town shopping centre in Stone (postally Greenhithe), Kent, England, outside the M25 Orbital motorway, 17.8 mi east south-east of London's centre.  Opened on 16 March 1999 in a former chalk quarry after ten years of building works, the site including car parks occupies 240 acres and has a sales floor area of 154,000 m (1,600,000 ft) over three levels, making it the fourth-largest shopping centre in the UK (after the MetroCentre, Trafford Centre and Westfield Stratford City).  Elsewhere in Europe only Istanbul's Cevahir Mall and Vienna's (Vösendorf) Shopping City Süd are bigger.  The floor plan is a triangular shape with 330 stores, including 3 anchors, 40 cafés and restaurants, and a 13-screen cinema.  The centre employs 7,000 people and serves over 27 million visitors a year.  A main rival is the Lakeside Shopping Centre and its two retail parks by road 8 mi away in West Thurrock, Essex, just across the River Thames or 3.2 mi point-to-point.

Cairns Central: Cairns Central Shopping Centre in north Queensland, Australia is Cairns' biggest shopping centre.  The centre was opened in late 1997 and is the second multi-story shopping centre in northern Queensland.  The shopping centre is built over the Cairns Railway Station, which is incorporated with the centre.  Pedestrian access to the station is through the car park on the bottom floor, or a pedestrian walkway on the second floor.  Construction of the shopping centre was delayed temporarily due to damage suffered from Tropical Cyclone Justin in early 1997.

Lakeside Shopping Center: Lakeside Shopping Center is a mall located at 3301 Veterans Memorial Boulevard in the New Orleans suburb of Metairie, Louisiana.  It first opened in 1960, as the first regional shopping mall in New Orleans and is the largest and one of the busiest malls in the New Orleans metro area.  Lakeside is a 967000 sqft mall with three major retail anchors (Dillard's, Macy's and J. C. Penney).  There are also more than 120 stores and restaurants.  Lakeside once operated a 5-screen movie theater in a satellite complex near Dillard's but competition from newer stadium style theaters forced its closure and its eventual demolition for additional satellite retail space in 2000.  The smaller Clearview Mall, a property opened in 1966 and located about 2 mi to the West on Veterans Memorial Boulevard, had never operated a movie theater on its property since its opening.  That mall greatly expanded its food court and added 12 screens with stadium style seating in 2001.

Lakeside Shopping Centre: Lakeside Shopping Centre, branded as Intu Lakeside, is a large out-of-town shopping centre located in West Thurrock, in the borough of Thurrock, Essex just beyond the eastern boundary of Greater London.  It was constructed on the site of a former chalk quarry.  The first tenants moved into the complex in 1988 and it was completed in 1990, being opened on 25 October of that year by Princess Alexandra, The Honourable Lady Ogilvy, Marcus Bradford and Angus Ogilvy.

Supporting paragraphs: Lakeside Shopping Centre Angus Ogilvy
Answer: Queen Elizabeth II