# Piano quartets { "id": "S85101819", "title": "Piano quartets", "url": "/topics/S85101819", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "b0f716083ab8a06c", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "10124312139536925252", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18995, 60416 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered compositions not in a specific form or of a specific type for piano, violin, viola and cello. Compositions not in a specific form or or a specific type for piano and three other solo instruments are entered under [Quartets] followed by medium of performance, e.g. [Quartets (Piano, violins (2), cello).] Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85101819 No owner-reviewed local answer yet.