The Sonata in E-flat Major, Op.12 No.3, is one of the most virtuosic of Beethoven’s violin sonatas, alongside the Sonata Op.30 No.2 and the famous Kreutzer Sonata, Op.47. This work, written in three movements, serves as the conclusion of Beethoven’s Op.12 set. It is the largest of the three sonatas, with a long, slow second movement and two highly impressive fast movements.

First Movement: Allegro con spirito

This movement is marked Allegro con spirito, meaning “lively with spirit.” The melodic fragments in this movement are quick, often featuring sixteenth notes that create a fast, flowing energy. The sonata alternates between fast melodies and rhythmically intense sections that demand brilliance and precision. The piano part, considered one of the most challenging in this set of ten sonatas, requires a high degree of technical skill. The character of the movement varies, with playful and happy sections juxtaposed against more dramatic, rhythmically complex moments. Beethoven uses various innovative techniques in the piano part, including a double trill with both hands while the melody doubles the violin part and the bass supports the harmony. Near the end of the movement, Beethoven introduces a quasi-cadence passage that disrupts the established meter before resolving into a brief coda that concludes the movement.

Second Movement: Adagio con molta espressione

The second movement is the only Adagio in the Op.12 set. Marked Con molta espressione (“with much expression”), it is a more measured and contemplative piece compared to the surrounding fast movements. The violin and piano are so tightly intertwined that they function as a single musical voice rather than two separate entities. A long middle development section sees the piano serving an accompanying role, sustaining the violin’s melody. As the movement progresses, the initial melody is repeated, this time presented in a different rhythmic form, creating more movement. The climax of the movement is a dramatic section with both instruments playing large chords, followed by a very soft and subdued ending. Beethoven’s writing in this movement creates an almost sacred atmosphere, and it is widely regarded as one of the most beautiful movements in the entire set of ten sonatas.

Third Movement: Rondo – Allegro Molto

The third movement is a lively Rondo in Allegro Molto, providing a stark contrast to the previous slow movement. It showcases the virtuosic capabilities of both the violin and piano, with playful variations of the main rondo theme returning throughout the piece. The movement is straightforward compared to the other rondos in the Op.12 set, relying less on off-beat accents and more on sudden changes and varied sections. The dynamic interplay between the different rondo episodes creates a sense of joy and excitement. The final section of the movement is a jubilant celebration in E-flat major, constantly referencing the opening rondo theme and bringing the sonata to a brilliant and festive conclusion.