Quartet

A quartet is a group of four identical or similar objects, or or a grouping of four persons for a common purpose.

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In music, a quartet is a method of instrumentation (or a medium) used to perform a musical composition, consisting of four parts. The most popular instrumentation is the string quartet.

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Quartet also refers to a musical composition written for such a group.

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A string quartet is a form of instrumentation in Western music tradition that consists of two violins, a viola, and a cello playing a multi-movement musical composition utilizing the sonata form. Another common instrumentation is the piano quartet, consisting of violin, viola, cello, and piano. The 'quartet' is a type of chamber music popular beginning in the 18th century, when public concert-giving began, towards present day, and is considered the most important form in chamber music. One of the first contributors, Luigi Boccherini, wrote 100 string quartets. Other important contributors are Joseph Haydn, Wolfgang Amadeus Mozart, and Ludwig van Beethoven.

Music: Music is a natural intuitive phenomenon operating in the three worlds of time, pitch, energy, and under the three distinct and interrelated organization structures of rhythm, harmony, and melody....

String quartet: A string quartet is a musical ensemble of four string instruments—usually two violins, a viola and cello—or a piece written to be performed by such a group....

Violins: redirect violin...

Quartet related Images and Photos (experimental)

Quartet	Quartet	The Quartet	Invasion Quartet (DVD)
Brass Quartet	Invasion Quartet	Color Quartet II	Stringed Quartet I
Kokopelli Quartet	Modern Jazz Quartet - Django	Quartet of the Composer Count A. F. Lvov 1840	Sonny Rollins Quartet - Tenor Madness