Triple

T6525987
Position Surface form Disambiguated ID Type / Status
Subject Bartolomeo Cristofori E151302 entity
Predicate notableWork P4 FINISHED
Object gravicembalo col piano e forte E154453 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: gravicembalo col piano e forte | Statement: [Bartolomeo Cristofori, notableWork, gravicembalo col piano e forte]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: gravicembalo col piano e forte
Context triple: [Bartolomeo Cristofori, notableWork, gravicembalo col piano e forte]
  • A. Cembalo
    Cembalo is a historic Genoese fortress and former colony located in present-day Balaklava on the Crimean Peninsula.
  • B. Fortepiano chosen
    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.
  • 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. 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.
  • E. Piano
    Piano is a large, versatile keyboard musical instrument that produces sound by hammers striking strings, widely used in classical, jazz, and popular music.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c687f522748190b3058405553cdabd elicitation completed
NER batch_69c6ada77b448190b6e0e07494fb4dd3 ner completed
NED1 batch_69c6d5271b7c8190a602f6ec72efe04c ned_source_triple completed
Created at: March 27, 2026, 1:45 p.m.