Triple

T2531297

Position	Surface form	Disambiguated ID	Type / Status
Subject	Johannes Brahms	`E56164`	entity
Predicate	notableWork	`P4`	FINISHED
Object	Piano Concerto No. 2 in B-flat major, Op. 83 Piano Concerto No. 2 in B-flat major, Op. 83 is a grand, four-movement Romantic concerto for piano and orchestra by Johannes Brahms, renowned for its symphonic scale, technical demands, and lyrical depth.	`E277517`	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: Piano Concerto No. 2 in B-flat major, Op. 83 | Statement: [Johannes Brahms, notableWork, Piano Concerto No. 2 in B-flat major, Op. 83]

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

Target entity: Piano Concerto No. 2 in B-flat major, Op. 83
Context triple: [Johannes Brahms, notableWork, Piano Concerto No. 2 in B-flat major, Op. 83]

A. Piano Concerto No. 2 in D minor, Op. 40
Piano Concerto No. 2 in D minor, Op. 40 is a Romantic-era concerto for piano and orchestra by Felix Mendelssohn, known for its virtuosic solo writing and lyrical, expressive character.
B. Piano Concerto in A minor, Op. 54
The Piano Concerto in A minor, Op. 54 is a Romantic-era concerto by Robert Schumann celebrated for its lyrical integration of piano and orchestra and its expressive, poetic character.
C. Piano Concerto No. 1 in B-flat minor, Op. 23
Piano Concerto No. 1 in B-flat minor, Op. 23 is a Romantic-era concerto renowned for its powerful opening chords, lyrical themes, and virtuosic piano writing, and is one of Tchaikovsky’s most frequently performed works.
D. Piano Concerto No. 20 in D minor
Piano Concerto No. 20 in D minor is one of Mozart’s most dramatic and frequently performed piano concertos, renowned for its dark, stormy character and expressive depth.
E. Piano Concerto in A minor, Op. 7
Piano Concerto in A minor, Op. 7 is Clara Schumann’s youthful Romantic concerto for piano and orchestra, admired for its expressive lyricism and remarkable compositional maturity.
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: Piano Concerto No. 2 in B-flat major, Op. 83
Triple: [Johannes Brahms, notableWork, Piano Concerto No. 2 in B-flat major, Op. 83]

Generated description

Piano Concerto No. 2 in B-flat major, Op. 83 is a grand, four-movement Romantic concerto for piano and orchestra by Johannes Brahms, renowned for its symphonic scale, technical demands, and lyrical depth.

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

Target entity: Piano Concerto No. 2 in B-flat major, Op. 83
Target entity description: Piano Concerto No. 2 in B-flat major, Op. 83 is a grand, four-movement Romantic concerto for piano and orchestra by Johannes Brahms, renowned for its symphonic scale, technical demands, and lyrical depth.

A. Piano Concerto No. 2 in D minor, Op. 40
Piano Concerto No. 2 in D minor, Op. 40 is a Romantic-era concerto for piano and orchestra by Felix Mendelssohn, known for its virtuosic solo writing and lyrical, expressive character.
B. Piano Concerto in A minor, Op. 54
The Piano Concerto in A minor, Op. 54 is a Romantic-era concerto by Robert Schumann celebrated for its lyrical integration of piano and orchestra and its expressive, poetic character.
C. Piano Concerto No. 1 in B-flat minor, Op. 23
Piano Concerto No. 1 in B-flat minor, Op. 23 is a Romantic-era concerto renowned for its powerful opening chords, lyrical themes, and virtuosic piano writing, and is one of Tchaikovsky’s most frequently performed works.
D. Piano Concerto No. 20 in D minor
Piano Concerto No. 20 in D minor is one of Mozart’s most dramatic and frequently performed piano concertos, renowned for its dark, stormy character and expressive depth.
E. Piano Concerto in A minor, Op. 7
Piano Concerto in A minor, Op. 7 is Clara Schumann’s youthful Romantic concerto for piano and orchestra, admired for its expressive lyricism and remarkable compositional maturity.
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_69ab4a48e4f081908f1218d244608659`	completed	March 6, 2026, 9:42 p.m.
NER	Named-entity recognition	`batch_69abd2781700819091ffc32244d9efe2`	completed	March 7, 2026, 7:23 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69af5cf3c790819089b0d202e25e6ede`	completed	March 9, 2026, 11:51 p.m.
NEDg	Description generation	`batch_69af5f0609dc8190a4b99eb2668cd1ff`	completed	March 10, 2026, midnight
NED2	Entity disambiguation (via description)	`batch_69af5f55643881909776d9334df63c1d`	completed	March 10, 2026, 12:01 a.m.

Created at: March 6, 2026, 9:46 p.m.