RTV PUBLIC REPERTOIRE CATALOG Query: (all public entries) Filters: {"piece_id":3834,"timezone":"UTC"} Matches: 1 | Returned: 1 | Public catalog: 6414 Page 1 of 1 Next: none; end of results Previous: none Version: 22626 | Snapshot: a958ae5acf7dcbba799fbd45a818b6bd Created: 2026-09-30T20:04:39+00:00 | Source: 2026-09-30T19:56:35+00:00 | Expires: 2026-10-01T20:04:39+00:00 {"piece_id":3834,"title":"Chopin - Mazurka - Op. 67, No. 4","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":38000,"level":6,"canonical_url":"https://roadtovirtuosity.com/chopin-mazurka-op-67-no-4","instrument_points":[{"instrument_id":1,"instrument":"Piano","points":38000}],"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 Mazurka, Op. 67, No. 4, gives its A-minor dance a reflective, gently wavering character. A bass note followed by two chords establishes the triple-time pulse, while small ornaments and chromatic turns keep the melody restless.\r\nThe opening phrases descend toward restrained cadences, sometimes leaving the melody briefly alone. A sweeter continuation introduces triplets and longer melodic arcs before a chromatic descent closes the first large section. The contrasting A-major passage replaces the opening’s short gestures with sustained notes and flowing runs; fuller inner voices and a brief suspended pause enrich its later phrases. A return to the opening brings back the minor-key atmosphere and supplies the ending.\r\nInteresting fact: the final printed instruction is D.S. al Fine. The piece therefore ends at the earlier Fine marking after returning to the opening sign, rather than at the bottom of the last page.","created_at":"2025-11-21T19:00:41+00:00","first_published_at":null,"published_at":null,"updated_at":"2026-09-23T06:35:56+00:00","match_basis":"filters"} Full response metadata (including counts, interpretation and alternate links): { "projection_revision": 2, "snapshot": "a958ae5acf7dcbba799fbd45a818b6bd", "catalog_version": 22626, "snapshot_created_at": "2026-09-30T20:04:39+00:00", "snapshot_expires_at": "2026-10-01T20:04:39+00:00", "source_changed_at": "2026-09-30T19:56:35+00:00", "freshness_behavior": "materialized on first request after a committed source change; database triggers cover row writes and relationship writes", "source_id_sha256": "97be1923126bb373543e238030c40eceb026428781a651646c8dfe9361162953", "source_content_sha256": "b528471704d1c8359e5996926bc7e8e9cc5bbe4c20d1689d1843db3f660cfdfb", "total_catalog_pieces": 6414, "schema_version": "2.0", "query": "", "normalized_query": "", "resolved_filters": { "piece_id": 3834, "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/3834?page=1&piece_id=3834&projection=full&snapshot=a958ae5acf7dcbba799fbd45a818b6bd", "json": "https://roadtovirtuosity.com/ai/catalog/pieces/3834.json?page=1&piece_id=3834&projection=full&snapshot=a958ae5acf7dcbba799fbd45a818b6bd", "text": "https://roadtovirtuosity.com/ai/catalog/pieces/3834.txt?page=1&piece_id=3834&projection=full&snapshot=a958ae5acf7dcbba799fbd45a818b6bd" }, "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. Catalog collections are existing subcategory groupings.", "Historical first-publication dates are unknown. Date counts include only currently public entries with known first-publication dates.", "File availability reports a public file reference, not a storage-health check." ], "publication_count_scope": "currently public entries first published during the requested interval", "unknown_publication_dates_before_date_filter": 1, "distinct_work_count": null, "approximate_suggestions": [], "message": null, "latest_catalog_version": 22626, "source_lag_revisions": 0 }