Question: What rival shopping mall to Bluewater was constructed on the site of a former chalk quarry?

Context paragraphs:
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.

Fognam Chalk Quarry: Fognam Chalk Quarry is a designated Site of Special Scientific Interest (SSSI) to the west of Upper Lambourn in Berkshire.  It is located within the North Wessex Downs.

Totternhoe Knolls: Totternhoe Knolls is a 13.1 hectare Site of Special Scientific Interest (SSSI) in Totternhoe in Bedfordshire.  It is also a Local Nature Reserve, and part of the Chilterns Area of Outstanding Natural Beauty.  The site is owned by Central Bedfordshire Council and leased to the National Trust.  Most of the site is maintained jointly by the National Trust and the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire (WTBCN), and is part of the WTBCN Totternhoe nature reserve, which also includes Totternhoe Chalk Quarry and Totternhoe Stone Pit.  The SSSI also includes Totternhoe Castle, the earthworks of a Norman motte-and-bailey castle which is a Scheduled Monument.

College Lake nature reserve: College Lake is a 65 hectare nature reserve in a former chalk quarry in Pitstone in the Aylesbury Vale district of Buckinghamshire.  It is one of the flagship reserves of the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust, and it has an information centre, education facilities, a café, toilets and a shop.  It is in the Chilterns Area of Outstanding Natural Beauty.  The area east of the lake is a geological Site of Special Scientific Interest called Pitstone Quarry.

Rifle Butts Quarry: Rifle Butts Quarry is a Site of Special Scientific Interest (SSSI) in the East Riding of Yorkshire, England.  The particular interest of this reserve is the geological feature exposed on the quarry face.  The site is owned by the Yorkshire Wildlife Trust.  The exposure which is identified as being of national importance in the Geological Conservation Review shows a Cretaceous unconformity, where sediments from the Jurassic and Lower Cretaceous periods were eroded away.  It shows a section of Red Chalk and White Chalk overlying Lias.  A shelter has been constructed to protect the quarry face from erosion.  The reserve is situated on the western edge of the Yorkshire Wolds, one mile south-east of Goodmanham and two miles from Market Weighton.  The site, which was designated a SSSI in 1952, has over 150 plants recorded.  It still displays some characteristic chalk species, including cowslip, marjoram, field scabious and wild basil.  Breeding birds include willow warbler and yellowhammer.

Aston Clinton Ragpits: Aston Clinton Ragpits is a 2.9 hectare biological Site of Special Scientific Interest in Aston Clinton in Buckinghamshire.  It is a former chalk quarry, which is now a nature reserve managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.  It is in the Chilterns Area of Outstanding Natural Beauty.

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.

Totternhoe Chalk Quarry: Totternhoe Chalk Quarry is a 13.4 hectare biological Site of Special Scientific Interest in Totternhoe in Bedfordshire.  Part of it lies in Totternhoe nature reserve, which is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.  The site is part of the Chilterns Area of Outstanding Natural Beauty.

Sundon Chalk Quarry: Sundon Chalk Quarry is a 26.2 biological Site of Special Scientific Interest in Upper Sundon in Bedfordshire.  It was notified in 1989 under Section 28 of the Wildlife and Countryside Act 1981, and the local planning authority is Central Bedfordshire Council.  The site is privately owned but it is there is free public access.

Castle Lime Works Quarry: Castle Lime Works Quarry is a 1.6 hectare (3.9 acre) geological Site of Special Scientific Interest near South Mimms in Hertfordshire.  The site was notified in 1986 under the Wildlife and Countryside Act 1981.  The site is a disused chalk quarry and according to Natural England:

Supporting paragraphs: Bluewater (shopping centre) Lakeside Shopping Centre
Answer: Lakeside Shopping Centre