Piano Trio No. 4 (Beethoven)
Encyclopedia
The Piano Trio in B-flat major, Op. 11, was composed by Ludwig van Beethoven
Ludwig van Beethoven
Ludwig van Beethoven was a German composer and pianist. A crucial figure in the transition between the Classical and Romantic eras in Western art music, he remains one of the most famous and influential composers of all time.Born in Bonn, then the capital of the Electorate of Cologne and part of...

 in 1797 and published in Vienna the next year. It is one of a series of early chamber works
Chamber music
Chamber music is a form of classical music, written for a small group of instruments which traditionally could be accommodated in a palace chamber. Most broadly, it includes any art music that is performed by a small number of performers with one performer to a part...

, many involving woodwind instrument
Woodwind instrument
A woodwind instrument is a musical instrument which produces sound when the player blows air against a sharp edge or through a reed, causing the air within its resonator to vibrate...

s because of their popularity and novelty at the time. The trio is scored for piano
Piano
The piano is a musical instrument played by means of a keyboard. It is one of the most popular instruments in the world. Widely used in classical and jazz music for solo performances, ensemble use, chamber music and accompaniment, the piano is also very popular as an aid to composing and rehearsal...

, clarinet
Clarinet
The clarinet is a musical instrument of woodwind type. The name derives from adding the suffix -et to the Italian word clarino , as the first clarinets had a strident tone similar to that of a trumpet. The instrument has an approximately cylindrical bore, and uses a single reed...

 (or violin
Violin
The violin is a string instrument, usually with four strings tuned in perfect fifths. It is the smallest, highest-pitched member of the violin family of string instruments, which includes the viola and cello....

), and cello
Cello
The cello is a bowed string instrument with four strings tuned in perfect fifths. It is a member of the violin family of musical instruments, which also includes the violin, viola, and double bass. Old forms of the instrument in the Baroque era are baryton and viol .A person who plays a cello is...

 (sometimes substituted by bassoon
Bassoon
The bassoon is a woodwind instrument in the double reed family that typically plays music written in the bass and tenor registers, and occasionally higher. Appearing in its modern form in the 19th century, the bassoon figures prominently in orchestral, concert band and chamber music literature...

). The key of B-flat major was probably chosen to facilitate fast passages in the B-flat clarinet, which had not yet benefited from the development of the Boehm system
Boehm system (clarinet)
The Boehm system for the clarinet is a system of clarinet keywork, developed between 1839 and 1843 by Hyacinthe Klosé and Auguste Buffet jeune. The name is somewhat deceptive; the system was inspired by Theobald Boehm's system for the flute, but necessarily differs from it, since the clarinet...

. Beethoven dedicated the piece to Countess Maria Wilhelmine von Thun.

The work is also sometimes known by the nickname "Gassenhauer Trio". This arose from its third movement
Movement (music)
A movement is a self-contained part of a musical composition or musical form. While individual or selected movements from a composition are sometimes performed separately, a performance of the complete work requires all the movements to be performed in succession...

 which creates nine variations
Variation (music)
In music, variation is a formal technique where material is repeated in an altered form. The changes may involve harmony, melody, counterpoint, rhythm, timbre, orchestration or any combination of these.-Variation form:...

 from a theme
Theme (music)
In music, a theme is the material, usually a recognizable melody, upon which part or all of a composition is based.-Characteristics:A theme may be perceivable as a complete musical expression in itself, separate from the work in which it is found . In contrast to an idea or motif, a theme is...

 from the then popular dramma giocoso
Dramma giocoso
Dramma giocoso is the name of a genre of opera common in the mid-18th century. The term is a contraction of "dramma giocoso per musica" and is essentially a description of the text rather than the opera as a whole...

 L'amor marinaro ossia Il corsaro (15 October 1797, Wiener Hoftheater
Burgtheater
The Burgtheater , originally known as K.K. Theater an der Burg, then until 1918 as the K.K. Hofburgtheater, is the Austrian National Theatre in Vienna and one of the most important German language theatres in the world.The Burgtheater was created in 1741 and has become known as "die Burg" by the...

) by Joseph Weigl
Joseph Weigl
Joseph Weigl , was an Austrian composer and conductor.The son of Joseph Franz Weigl , the principal cellist in the orchestra of the Esterházy family, he was born in Eisenstadt and studied music under Johann Georg Albrechtsberger and Antonio Salieri...

. This particular melody, "Pria ch'io l'impegno" ("Before I go to work"), was so popular it could be heard in many of Vienna's lanes ("Gasse" in German). Contemporary equivalents of the term "Gassenhauer" include "hit" (success) or "schlager". Other composers who used this melody include Joseph von Eybler
Joseph Leopold Eybler
Joseph Leopold Eybler was an Austrian composer known today perhaps more for his friendship with Mozart than for his own music.-Life:...

, Johann Nepomuk Hummel
Johann Nepomuk Hummel
Johann Nepomuk Hummel or Jan Nepomuk Hummel was an Austrian composer and virtuoso pianist. His music reflects the transition from the Classical to the Romantic musical era.- Life :...

 and Niccolò Paganini
Niccolò Paganini
Niccolò Paganini was an Italian violinist, violist, guitarist, and composer. He was one of the most celebrated violin virtuosi of his time, and left his mark as one of the pillars of modern violin technique...

.

Because of its unique scoring, there is some uncertainty as to whether to include it in the ordinal numbering of Beethoven's piano trios. Some assign it "No. 4" between the Op. 1 and Op. 70 sets while others leave the work out of the numbering.

The trio is in three movements:
  1. Allegro con brio
  2. Adagio
  3. Tema con variazioni ("Pria ch'io l'impegno": Allegretto)
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