+A **String Quartet** is a [musical ensemble](/wiki/musical_ensemble) of four string players: two violins, a viola, and a cello. It is also a [musical form](/wiki/musical_form) composed for such a group, foundational to [Chamber Music](/wiki/chamber_music) since the Classical era.
+## See also
+- [Orchestra](/wiki/orchestra)
+- [Sonata](/wiki/sonata)
+- [Symphony](/wiki/symphony)
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