Guitar chord in the abstract musical-theory of chords for all instruments. For example, in the guitar (like other stringed instruments but unlike the piano), open-string notes are not fretted and so require less hand-motion. Thus chords that contain open notes are more easily played and hence more frequently played in popular music, such as folk music. Many of the most popular tunings—standard tuning, open tunings, and new standard tuning—are rich in the open notes used by popular chords. Open tunings allow major triads to be played by barring one fret with only one finger, using the finger like a capo. On guitars
History of lute-family instruments appear in Spain, and later in France, existing alongside the gittern. Although the round-backed instrument appears to have lost ground to the new from which gradually developed into the guitar familiar today, the influence of the earlier style continued. Examples of lutes converted into guitars exist in several museums, while purpose-built instruments like the gallichon utilised the tuning and single string configuration of the modern guitar. A tradition of building round-backed guitars in Germany continued to the 20th century with names like "gittar-laute" and "Wandervogellaute". The mandore (or mandola in Italian) is a musical instrument, a small member of the