Triple

T7728466

Position	Surface form	Disambiguated ID	Type / Status
Subject	Stradivarius cellos	`E175190`	entity
Predicate	hasNotableExample	`P1259`	FINISHED
Object	‘Piatti’ Stradivarius cello (1720) The ‘Piatti’ Stradivarius cello (1720) is a renowned early 18th-century instrument crafted by Antonio Stradivari, celebrated for its exceptional tonal quality and association with the virtuoso cellist Carlo Alfredo Piatti.	`E684210`	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: ‘Piatti’ Stradivarius cello (1720) | Statement: [Stradivarius cellos, hasNotableExample, ‘Piatti’ Stradivarius cello (1720)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: ‘Piatti’ Stradivarius cello (1720)
Context triple: [Stradivarius cellos, hasNotableExample, ‘Piatti’ Stradivarius cello (1720)]

A. Stradivarius cellos
Stradivarius cellos are exceptionally rare, highly prized string instruments crafted by the famed luthier Antonio Stradivari, renowned for their superior craftsmanship, rich tone, and immense historical and monetary value.
B. 1712 Stradivarius cello "Davidov" (formerly used)
The 1712 Stradivarius cello "Davidov" is a famed early 18th-century instrument crafted by Antonio Stradivari, renowned for its rich tone and historical significance among elite cellists.
C. Stradivarius violin
A Stradivarius violin is a highly prized, centuries-old string instrument crafted by Antonio Stradivari, renowned for its exceptional sound quality, craftsmanship, and rarity.
D. Golden period of Stradivari
The Golden period of Stradivari refers to the early 18th-century years when Italian luthier Antonio Stradivari produced his most celebrated and acoustically superior violins, violas, and cellos.
E. 1733 Montagnana cello
The 1733 Montagnana cello is a renowned 18th-century Italian instrument crafted by luthier Domenico Montagnana, celebrated for its rich, powerful tone and association with leading cellists.
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: ‘Piatti’ Stradivarius cello (1720)
Triple: [Stradivarius cellos, hasNotableExample, ‘Piatti’ Stradivarius cello (1720)]

Generated description

The ‘Piatti’ Stradivarius cello (1720) is a renowned early 18th-century instrument crafted by Antonio Stradivari, celebrated for its exceptional tonal quality and association with the virtuoso cellist Carlo Alfredo Piatti.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: ‘Piatti’ Stradivarius cello (1720)
Target entity description: The ‘Piatti’ Stradivarius cello (1720) is a renowned early 18th-century instrument crafted by Antonio Stradivari, celebrated for its exceptional tonal quality and association with the virtuoso cellist Carlo Alfredo Piatti.

A. Stradivarius cellos
Stradivarius cellos are exceptionally rare, highly prized string instruments crafted by the famed luthier Antonio Stradivari, renowned for their superior craftsmanship, rich tone, and immense historical and monetary value.
B. 1712 Stradivarius cello "Davidov" (formerly used)
The 1712 Stradivarius cello "Davidov" is a famed early 18th-century instrument crafted by Antonio Stradivari, renowned for its rich tone and historical significance among elite cellists.
C. Stradivarius violin
A Stradivarius violin is a highly prized, centuries-old string instrument crafted by Antonio Stradivari, renowned for its exceptional sound quality, craftsmanship, and rarity.
D. Golden period of Stradivari
The Golden period of Stradivari refers to the early 18th-century years when Italian luthier Antonio Stradivari produced his most celebrated and acoustically superior violins, violas, and cellos.
E. 1733 Montagnana cello
The 1733 Montagnana cello is a renowned 18th-century Italian instrument crafted by luthier Domenico Montagnana, celebrated for its rich, powerful tone and association with leading cellists.
F. None of above. chosen

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_69c6995e912c81909a49a2657103f786`	completed	March 27, 2026, 2:51 p.m.
NER	Named-entity recognition	`batch_69c70315e8e88190a5c7e5d2f2ef66bc`	completed	March 27, 2026, 10:22 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69c8b52adf6481908cb78e7cc7c4266d`	completed	March 29, 2026, 5:14 a.m.
NEDg	Description generation	`batch_69c8b5e091048190a105cb6743a6d69d`	completed	March 29, 2026, 5:17 a.m.
NED2	Entity disambiguation (via description)	`batch_69c8b68f44148190b08882625db98f96`	completed	March 29, 2026, 5:20 a.m.

Created at: March 27, 2026, 4:06 p.m.