Question: Who does the vocals on money by the performer of Southampton Dock?

full_context: Document 1: Roger Waters discography: Roger Waterss primary instrument is the electric bass guitar. He briefly played a Höfner bass but replaced it with a Rickenbacker RM-1999/4001S, until around 1970 when he switched to Fender Precision basses. He often plays bass using a pick but is also known to play fingerstyle. Not only a bassist and vocalist, Waters has experimented with the EMS Synthi A and VCS 3 synthesisers and has played electric rhythm and acoustic guitars in recordings and in concert. Throughout his career he has used Selmer, WEM, Hiwatt and Ashdown amplifiers, also employing delay, tremolo, chorus, panning and phaser effects in his music.
Document 2: Wish You Were Here (Pink Floyd song): ``Wish You Were Here ''is the title track on Pink Floyd's 1975 album Wish You Were Here. Like most of the album, it refers to former Pink Floyd member Syd Barrett and his breakdown. David Gilmour and Roger Waters collaborated to write the music, and Gilmour sang the lead vocal.
Document 3: Southampton: The port was the point of departure for the Pilgrim Fathers aboard Mayflower in 1620. In 1912, the RMS Titanic sailed from Southampton. Four in five of the crew on board the vessel were Sotonians, with about a third of those who perished in the tragedy hailing from the city. Southampton was subsequently the home port for the transatlantic passenger services operated by Cunard with their Blue Riband liner RMS Queen Mary and her running mate RMS Queen Elizabeth. In 1938, Southampton docks also became home to the flying boats of Imperial Airways. Southampton Container Terminals first opened in 1968 and has continued to expand.
Document 4: Welcome to the Machine: "Welcome to the Machine" is the second song on Pink Floyd's 1975 album "Wish You Were Here". It features heavily processed synthesizers and acoustic guitars, as well as a wide range of tape effects. Both the music and the lyrics were written by bassist Roger Waters.
Document 5: Money (Pink Floyd song): "Money" is a song by the English progressive rock band Pink Floyd from their 1973 album "The Dark Side of the Moon". Written by Roger Waters, it opened side two of the LP record.
Document 6: I Am the Walrus: John Lennon -- lead vocals, electric piano, Mellotron Paul McCartney -- bass guitar, tambourine George Harrison -- electric guitar Ringo Starr -- drums Orchestrated, directed and produced by George Martin Session musicians -- strings, brass, and woodwinds Mike Sammes singers -- backing vocals Ray Thomas -- backing vocals Mike Pinder -- backing vocals Engineered by Geoff Emerick and Ken Scott Mixed by Geoff Emerick and John Lennon
Document 7: Somerset: Many Somerset soldiers died during the First World War, with the Somerset Light Infantry suffering nearly 5,000 casualties. War memorials were put up in most of the county's towns and villages; only nine, described as the Thankful Villages, had none of their residents killed. During the Second World War the county was a base for troops preparing for the D-Day landings. Some of the hospitals which were built for the casualties of the war remain in use. The Taunton Stop Line was set up to repel a potential German invasion. The remains of its pill boxes can still be seen along the coast, and south through Ilminster and Chard.
Document 8: The Dogs of War (song): "The Dogs of War" is a song by Pink Floyd from their 1987 album, "A Momentary Lapse of Reason". It was the third single from the album in the US and Australia. Live versions have an extended intro, an extended middle solo for the saxophone, a guitar and sax duel and a longer outro as compared to the album version. The track was a minor rock radio hit in the US and reached #16 on MTV's Video Countdown in May 1988.
Document 9: The Dark Side of the Moon: Returning from the US in January 1973, they recorded "Brain Damage", "Eclipse", "Any Colour You Like" and "On the Run", while fine-tuning the work they had already laid down in the previous sessions.  A foursome of female vocalists was assembled to sing on "Brain Damage", "Eclipse" and "Time", and saxophonist Dick Parry was booked to play on "Us and Them" and "Money".  With director Adrian Maben, the band also filmed studio footage for Pink Floyd: Live at Pompeii. Once the recording sessions were complete, the band began a tour of Europe.
Document 10: Money (Pink Floyd song): David Gilmour -- lead vocals, electric guitars Roger Waters -- bass guitar, tape effects Richard Wright -- Wurlitzer electric piano (with wah - wah pedal) Nick Mason -- drums, tape effects
Document 11: Southampton: The Supermarine Spitfire was designed and developed in Southampton, evolving from the Schneider trophy-winning seaplanes of the 1920s and 1930s. Its designer, R J Mitchell, lived in the Portswood area of Southampton, and his house is today marked with a blue plaque. Heavy bombing of the factory in September 1940 destroyed it as well as homes in the vicinity, killing civilians and workers. World War II hit Southampton particularly hard because of its strategic importance as a major commercial port and industrial area. Prior to the Invasion of Europe, components for a Mulberry harbour were built here. After D-Day, Southampton docks handled military cargo to help keep the Allied forces supplied, making it a key target of Luftwaffe bombing raids until late 1944. Southampton docks was featured in the television show 24: Live Another Day in Day 9: 9:00 p.m. – 10:00 p.m.
Document 12: Southampton: Significant employers in Southampton include The University of Southampton, Southampton Solent University, Southampton Airport, Ordnance Survey, BBC South, the NHS, ABP and Carnival UK. Southampton is noted for its association with the RMS Titanic, the Spitfire and more generally in the World War II narrative as one of the departure points for D-Day, and more recently as the home port of a number of the largest cruise ships in the world. Southampton has a large shopping centre and retail park called WestQuay. In October 2014, the City Council approved a follow-up from the WestQuay park, called WestQuay Watermark. Construction by Sir Robert McAlpine commenced in January 2015. Hammerson, the owners of the retail park, aim to have at least 1,550 people employed on its premises at year-end 2016.
Document 13: One of the Few: "One of the Few" is a song by the British progressive rock band Pink Floyd. It was released as the third track on "The Final Cut" album in 1983. The song is 1 minute and 12 seconds long. It features a ticking clock in the background and a steady drumbeat. The melody features most of the D minor scale. The lyrics describe a war veteran's return from the battlefield (specifically a pilot from the Battle of Britain, commonly known as The Few) to pursue teaching. The ticking clock continues to the next track, "The Hero's Return", which is sung from the veteran's perspective. This is one of the rejected songs from "The Wall" and its working title was "Teach".
Document 14: Southampton: Southampton has been used for military embarkation, including during 18th-century wars with the French, the Crimean war, and the Boer War. Southampton was designated No. 1 Military Embarkation port during the Great War and became a major centre for treating the returning wounded and POWs. It was also central to the preparations for the Invasion of Europe in 1944.
Document 15: Southampton Dock: "Southampton Dock" is a song from Pink Floyd's 1983 album, "The Final Cut". In World War II, many soldiers departed from Southampton to fight against the Germans. In the eighties, Southampton was again used as a departure base, this time for the Falklands War. The song describes a woman who waves the soldiers "Goodbye again".
ground_truth: David Gilmour
sub_queries: Southampton Dock >> performer Answer: Pink Floyd
who does the vocals on money by Pink Floyd Answer: David Gilmour