Question: The Seven Stars is formerly an independent family regional brewery that was founded in Chiswick, West London in what year?

Context paragraphs:
Fuller's Brewery: Fuller's Brewery (Fuller, Smith & Turner plc) is an independent family regional brewery founded in 1845 in Chiswick, West London.

Chiswick: Chiswick ( ) is a district of west London, England.  Most of it is in the London Borough of Hounslow.  Other parts of the W4 postcode area, including Chiswick Park tube station, Acton Green, and much of Bedford Park are in the London Borough of Ealing.  It contains Hogarth's House, the former residence of the 18th-century English artist William Hogarth; Chiswick House, a neo-Palladian villa regarded as one of the finest in England; and Fuller's Brewery, London's largest and oldest brewery.  It occupies a meander of the River Thames used for competitive and recreational rowing, with several rowing clubs on the river bank.  The finishing post for the Boat Race is just downstream of Chiswick Bridge.

Seven Stars, West Kensington: The Seven Stars is a former Fuller's pub at 253 North End Road, Fulham, London.

Chiswick Park tube station: Chiswick Park is a London Underground station in Chiswick in west London.  The station is served by the District line and is between Turnham Green and Acton Town stations.  It is located at the junction of Bollo Lane and Acton Lane about 150 m north of Chiswick High Road (A315) and is in Travelcard Zone 3.  It is the only station on the Ealing Broadway branch to be served exclusively by the District line.  The station is located in the west of Chiswick, near Acton Green common.

London Borough of Hounslow: The London Borough of Hounslow (   ) is a London borough in west London, England, forming part of Outer London.  The borough stretches from near Central London in the east to the border with Surrey in the west, covering Chiswick, Brentford, Isleworth and Feltham in addition to Hounslow itself; it borders the boroughs of Richmond upon Thames, Hammersmith and Fulham, Ealing and Hillingdon, plus the Surrey borough of Spelthorne.  Landmarks include Osterley Park, Gunnersbury Park, Syon House, the London Museum of Water & Steam and Chiswick House.  The local authority is Hounslow London Borough Council.

Brains Brewery: Brains (S. A. Brain & Company Ltd) is a regional brewery founded in 1882 in Cardiff, Wales, by Samuel Arthur Brain.  The company controls more than 250 pubs in South Wales (particularly in Cardiff), Mid Wales and the West Country.  The company took over Crown Buckley brewery in Llanelli in 1997, and Hancock's Brewery in 1999.  Brains moved to the former Hancock's brewery just south of Cardiff Central railway station in 2000.  The Old Brewery, in Cardiff city centre, has been developed into a modern bar and restaurant complex.

Turnham Green tube station: Turnham Green is a London Underground station in Chiswick of the London Borough of Hounslow, west London.  The station is served by the District and Piccadilly lines although currently Piccadilly line trains normally only stop at the station at the beginning and end of the day, running through non-stop at other times.  To the east, District line trains stop at Stamford Brook and Piccadilly line trains stop at Hammersmith .  To the west, District line trains run to either Chiswick Park or Gunnersbury and Piccadilly line trains stop at Acton Town .  The station is in both Travelcard Zone 2 and Zone 3.

Chiswick flyover: The Chiswick flyover is a short elevated section of the M4 motorway in the western approaches to London, United Kingdom.  The flyover in the west London suburb of Chiswick, was opened in 1959 with the intention of reducing congestion and the impact on local traffic of vehicles travelling around London on the North and South Circular Roads and between London and the west on the Great West Road.  Although it was not originally built as a motorway, it later became incorporated into the M4 motorway.

West London Sharks: West London Sharks RLFC was a rugby league team based in Chiswick, London.  West London Sharks are now playing at Chiswick RFU, Dukes Meadow, in Chiswick under the name of South West London Chargers.  They compete in the South Premier Division of the Rugby League Conference.  The club runs an additional social side in the London League competition and a women's team playing in the Women's South competition.

Quintin Boat Club: Quintin Boat Club (QBC) is a rowing club based at the University of Westminster Boathouse on the River Thames, close to Chiswick Bridge in Chiswick, West London.  Formally constituted in 1907, it evolved out of the Regent Street Polytechnic’s rowing club which was started in 1879.  In 1888, the polytechnic's founder, Quintin Hogg, paid to have a boathouse built for it at Chiswick and also paid for a fleet of boats.

Supporting paragraphs: Seven Stars, West Kensington Fuller's Brewery
Answer: 1845