Triple

T6755778
Position Surface form Disambiguated ID Type / Status
Subject Fortepiano E154453 entity
Predicate historicalPrecursorOf P3444 FINISHED
Object Modern grand piano
The modern grand piano is a large, refined keyboard instrument with a horizontal frame and strings, capable of wide dynamic range and expressive nuance, used extensively in classical, jazz, and popular music.
E510130 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Modern grand piano | Statement: [Fortepiano, historicalPrecursorOf, Modern grand piano]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Modern grand piano
Context triple: [Fortepiano, historicalPrecursorOf, Modern grand piano]
  • A. Fortepiano
    The fortepiano is an early version of the piano, used from the 18th to early 19th centuries, known for its lighter touch and more delicate, transparent sound compared to the modern instrument.
  • B. Bösendorfer piano
    A Bösendorfer piano is a high-end Austrian concert grand renowned for its rich, powerful tone and extended keyboard range, favored by many virtuoso pianists.
  • C. Clavichord
    The clavichord is a quiet, early keyboard instrument popular from the late Middle Ages through the 18th century, known for its expressive control of dynamics and vibrato and for being a forerunner of the modern piano.
  • D. Cavaillé-Coll organ
    The Cavaillé-Coll organ is a renowned 19th-century French Romantic pipe organ, celebrated for its rich symphonic sound and innovative design by master organ builder Aristide Cavaillé-Coll.
  • E. Harpsichord
    The harpsichord is a historical keyboard instrument that produces a bright, plucked-string sound and was widely used in Baroque and Renaissance music.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Modern grand piano
Triple: [Fortepiano, historicalPrecursorOf, Modern grand piano]
Generated description
The modern grand piano is a large, refined keyboard instrument with a horizontal frame and strings, capable of wide dynamic range and expressive nuance, used extensively in classical, jazz, and popular music.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Modern grand piano
Target entity description: The modern grand piano is a large, refined keyboard instrument with a horizontal frame and strings, capable of wide dynamic range and expressive nuance, used extensively in classical, jazz, and popular music.
  • A. Fortepiano
    The fortepiano is an early version of the piano, used from the 18th to early 19th centuries, known for its lighter touch and more delicate, transparent sound compared to the modern instrument.
  • B. Bösendorfer piano chosen
    A Bösendorfer piano is a high-end Austrian concert grand renowned for its rich, powerful tone and extended keyboard range, favored by many virtuoso pianists.
  • C. Clavichord
    The clavichord is a quiet, early keyboard instrument popular from the late Middle Ages through the 18th century, known for its expressive control of dynamics and vibrato and for being a forerunner of the modern piano.
  • D. Cavaillé-Coll organ
    The Cavaillé-Coll organ is a renowned 19th-century French Romantic pipe organ, celebrated for its rich symphonic sound and innovative design by master organ builder Aristide Cavaillé-Coll.
  • E. Harpsichord
    The harpsichord is a historical keyboard instrument that produces a bright, plucked-string sound and was widely used in Baroque and Renaissance music.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c6880fd5808190be684854081e27dd completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d1f5ab0881908619b835b9f068d4 completed March 27, 2026, 6:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70b1e477481909e4fca040f4894f4 completed March 27, 2026, 10:56 p.m.
NEDg Description generation batch_69c70b923a8c8190a0fe7733fb54540d completed March 27, 2026, 10:58 p.m.
NED2 Entity disambiguation (via description) batch_69c70c4350ac8190834048217b9f323d completed March 27, 2026, 11:01 p.m.
Created at: March 27, 2026, 2:11 p.m.