RTV PUBLIC REPERTOIRE CATALOG Query: (all public entries) Filters: {"piece_id":1259,"timezone":"UTC"} Matches: 1 | Returned: 1 | Public catalog: 8271 Page 1 of 1 Next: none; end of results Previous: none Version: 33437 | Snapshot: 40281fb74597c3d5392a1904486fd75b Created: 2026-10-21T21:17:10+00:00 | Source: 2026-10-21T21:15:01+00:00 | Expires: 2026-10-22T21:17:10+00:00 {"piece_id":1259,"title":"Czerny - Op. 139, No. 15","composer":["Czerny, Carl"],"composers":[{"id":2,"name":"Czerny, Carl"}],"instrument":["Piano"],"instruments":[{"id":1,"name":"Piano"}],"genre":"Classical","genre_id":1,"is_archive_only":false,"evaluation_eligible":true,"grading_status":"graded","grading_status_label":"Graded","points":1225,"level":3,"canonical_url":"https://roadtovirtuosity.com/czerny-op-139-no-15","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":1225}],"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":"“Czerny - Op. 139, No. 15” is a short technical piano study built around steady triplet motion. The music is marked Allegro moderato and written in common time, with a clear focus on evenness, hand coordination, and smooth broken-note patterns. The first half places most of the triplet motion in the right hand while the left hand supports with longer bass notes. In the second half, the texture changes: the right hand carries longer melody notes while the left hand takes over the repeated triplet accompaniment.Measures 1–8 introduce the main pattern of the study. The right hand plays continuous triplet figures that rise and fall in small broken shapes, while the left hand supports with simple sustained notes underneath. The phrase moves through a clear harmonic pattern and closes with a repeat sign.Measures 9–16 continue the same right-hand triplet texture in a new harmonic area. The right hand keeps the repeated broken-note motion, while the left hand provides longer bass tones. Accidentals add a little harmonic color, and the section again closes with a repeat sign before the texture changes on the second page.Measures 17–20 begin the second large section. The right hand now plays longer melody notes above the staff, while the left hand carries the triplet accompaniment. This reverses the earlier texture and gives the study a new coordination challenge while keeping the same steady pulse.Measures 21–24 continue the left-hand triplet pattern with more harmonic movement and wider bass motion. The right hand remains simpler, using longer notes and short rhythmic figures. The final measures lead to a clear closing cadence and repeat sign, giving the study a compact balanced form.Interesting fact: Czerny’s Op. 139 is titled 100 Progressive Studies without Octaves. The collection is often used for early and intermediate students because each short piece focuses on a practical technical pattern, such as broken chords, repeated figures, scales, accompaniment patterns, or coordination between the hands.How to earn points for this piece:Download or purchase the sheet music.Practice the piece carefully. Watch the video example to make sure you are accurate.Record yourself on video and upload it to Youtube. (Perfection is not required. A few minor mistakes are okay)Submit a link to your video here for evaluation. We will watch your performance and give you feedback. If you need more practice - we will let you know exactly what you need to work on along with additional practice suggestions.(Or you can submit a video to the public and other users will evaluate your video)If your performance is good, we will approve your video and you can collect your points.","created_at":"2023-11-04T23:39:48+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-06-09T05:46:07+00:00","match_basis":"filters"} Full response metadata (including counts, interpretation and alternate links): { "projection_revision": 6, "snapshot": "40281fb74597c3d5392a1904486fd75b", "catalog_version": 33437, "snapshot_created_at": "2026-10-21T21:17:10+00:00", "snapshot_expires_at": "2026-10-22T21:17:10+00:00", "source_changed_at": "2026-10-21T21:15:01+00:00", "freshness_behavior": "materialized on first request after a committed source change; database triggers cover row writes and relationship writes", "source_id_sha256": "a2bc4068f157b8e6d6075dbd6398f596ccf21fb02dc60e67b5f2ebf1469f85e7", "source_content_sha256": "2742c65f17ea5928d067991af90718fac7aac0e3ca643c4652c267167bc8512f", "total_catalog_pieces": 8271, "canonical_url": "https://roadtovirtuosity.com/ai/catalog/pieces/1259?piece_id=1259", "schema_version": "2.0", "query": "", "normalized_query": "", "resolved_filters": { "piece_id": 1259, "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/1259?page=1&piece_id=1259&projection=full&snapshot=40281fb74597c3d5392a1904486fd75b", "json": "https://roadtovirtuosity.com/ai/catalog/pieces/1259.json?page=1&piece_id=1259&projection=full&snapshot=40281fb74597c3d5392a1904486fd75b", "text": "https://roadtovirtuosity.com/ai/catalog/pieces/1259.txt?page=1&piece_id=1259&projection=full&snapshot=40281fb74597c3d5392a1904486fd75b" }, "warnings": [ "Archive-only entries have unknown grading status. 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