RTV PUBLIC REPERTOIRE CATALOG Query: (all public entries) Filters: {"piece_id":2807,"timezone":"UTC"} Matches: 1 | Returned: 1 | Public catalog: 6464 Page 1 of 1 Next: none; end of results Previous: none Version: 22876 | Snapshot: 8b6b1e15dce92b999d88acc3abf93713 Created: 2026-09-30T23:28:27+00:00 | Source: 2026-09-30T23:25:03+00:00 | Expires: 2026-10-01T23:28:27+00:00 {"piece_id":2807,"title":"Chopin - Etude No. 22 - Octave - Op. 25, No. 10","composer":["Chopin, Frédéric"],"composers":[{"id":96,"name":"Chopin, Frédéric"}],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"Romantic","genre_id":3,"is_archive_only":false,"evaluation_eligible":true,"points":3200000,"level":10,"canonical_url":"https://roadtovirtuosity.com/chopin-etude-no-22-octave-op-25-no-10","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":3200000}],"collections":[],"collection_semantics":"existing catalog subcategory grouping","work_identifiers":[],"work_id":null,"book":null,"sequence_position":null,"movement_number":null,"movement_title":null,"key":null,"arrangement":null,"edition":null,"entry_scope":null,"completeness":"unknown","reviewed_enrichment":false,"availability_label":"Non-Commercial","has_download":true,"download_availability_basis":"public license category and existing file reference; storage health not verified","description":"Chopin’s Étude in B Minor, Op. 25 No. 10 is a powerful Romantic étude built around rapid octave playing, dramatic contrasts, and a lyrical middle section. The outer sections are marked Allegro con fuoco, giving the music a fiery and forceful character. Both hands move in fast octave patterns, with strong accents, crescendos, and heavy dynamic markings. The middle section changes completely, becoming slower, warmer, and more singing before the stormy opening material returns.Measures 1–14 introduce the main octave texture. Both hands move in fast, connected octave patterns, beginning with a long crescendo and repeated fz accents. The music quickly grows from tension into a strong fortissimo passage, requiring power, endurance, and control.Measures 15–29 continue the opening material with wider motion and heavier intensity. The octave writing becomes more forceful, with strong accents, thick harmony, and a dramatic buildup to a fff climax. This section ends with a sudden change of character, preparing the slow middle section.Measures 30–46 begin the Lento section in 3/4 time. The music becomes much more lyrical and expressive, with a singing upper line and a gentler accompaniment underneath. The ben legato marking is important here, since the melody needs to flow smoothly after the aggressive octave opening.Measures 47–66 continue the slow middle section with more expressive movement and richer harmony. The melody stretches across long phrases, while the lower voices support with softer, more sustained motion. The music gradually grows and relaxes through crescendos, diminuendos, and expressive pauses.Measures 67–88 build the middle section into a broader emotional statement. The texture becomes fuller, with more movement between the hands and stronger phrase shaping. Even though the tempo remains slower, the music begins to gain intensity and direction.Measures 89–103 close the Lento section with a softer sotto voce character. The right hand holds long, singing tones while the left hand continues gentle repeated motion underneath. A gradual crescendo and accelerando lead back toward the return of the opening tempo.Measures 104–end bring back the Tempo I octave writing. The fast, fiery character returns with strong accents, heavy octave motion, and a final buildup. The ending grows through powerful chords and a più f possible marking, closing the étude with a bold and dramatic finish.Interesting fact: Chopin’s Op. 25 No. 10 is often called the “Octave” Étude because of its demanding outer sections. The piece is not only a test of octave speed and endurance, though—the slow middle section requires the opposite skill: warm tone, legato phrasing, and expressive control.","created_at":"2024-05-20T20:05:24+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-09-12T17:46:39+00:00","match_basis":"filters"} Full response metadata (including counts, interpretation and alternate links): { "projection_revision": 2, "snapshot": "8b6b1e15dce92b999d88acc3abf93713", "catalog_version": 22876, "snapshot_created_at": "2026-09-30T23:28:27+00:00", "snapshot_expires_at": "2026-10-01T23:28:27+00:00", "source_changed_at": "2026-09-30T23:25:03+00:00", "freshness_behavior": "materialized on first request after a committed source change; database triggers cover row writes and relationship writes", "source_id_sha256": "1917d0d56502e59611c8e843b56c3694ccc6c0b4277a41b41ee76d15b5aa4688", "source_content_sha256": "e49c576951749cec8c02d1d7f170bf2256ed29c1ddb2a6a34d5f46b6e5645a5b", "total_catalog_pieces": 6464, "schema_version": "2.0", "query": "", "normalized_query": "", "resolved_filters": { "piece_id": 2807, "timezone": "UTC" }, "sort": "relevance", "projection": "full", "total_matches": 1, "returned": 1, "page": 1, "per_page": 50, "total_pages": 1, "previous_page_url": null, "next_page_url": null, "end_of_results": true, "alternate_formats": { "html": "https://roadtovirtuosity.com/ai/catalog/pieces/2807?page=1&piece_id=2807&projection=full&snapshot=8b6b1e15dce92b999d88acc3abf93713", "json": "https://roadtovirtuosity.com/ai/catalog/pieces/2807.json?page=1&piece_id=2807&projection=full&snapshot=8b6b1e15dce92b999d88acc3abf93713", "text": "https://roadtovirtuosity.com/ai/catalog/pieces/2807.txt?page=1&piece_id=2807&projection=full&snapshot=8b6b1e15dce92b999d88acc3abf93713" }, "warnings": [ "Strict taxonomy filters exclude unattributed records; search title text separately before deciding something is missing.", "Work identity, musical sequence and completeness are unknown unless reviewed metadata is supplied. 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