Triple

T7726819
Position Surface form Disambiguated ID Type / Status
Subject Brad Mehldau E175151 entity
Predicate familyName P18 FINISHED
Object Mehldau
Mehldau is the surname of Brad Mehldau, an influential American jazz pianist and composer known for his lyrical improvisation and genre-blending style.
 E683804 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: Mehldau | Statement: [Brad Mehldau, familyName, Mehldau]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mehldau
Context triple: [Brad Mehldau, familyName, Mehldau]
  • A. Hamlisch
    Hamlisch is the surname of Marvin Hamlisch, the acclaimed American composer and conductor known for his work in film, theater, and popular music.
  • B. Gottschalk
    Gottschalk is a German surname most prominently associated with television host and entertainer Thomas Gottschalk.
  • C. Yehudi
    Yehudi is a masculine given name most famously associated with the renowned violinist Yehudi Menuhin.
  • D. Seelbach
    Seelbach is a municipality in southwestern Germany’s Baden-Württemberg region, situated in the Ortenau district near the Black Forest.
  • E. Yuja
    Yuja is a renowned Chinese classical pianist celebrated for her virtuosic technique and charismatic stage presence.
  • 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: Mehldau
Triple: [Brad Mehldau, familyName, Mehldau]
Generated description
Mehldau is the surname of Brad Mehldau, an influential American jazz pianist and composer known for his lyrical improvisation and genre-blending style.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mehldau
Target entity description: Mehldau is the surname of Brad Mehldau, an influential American jazz pianist and composer known for his lyrical improvisation and genre-blending style.
  • A. Hamlisch
    Hamlisch is the surname of Marvin Hamlisch, the acclaimed American composer and conductor known for his work in film, theater, and popular music.
  • B. Gottschalk
    Gottschalk is a German surname most prominently associated with television host and entertainer Thomas Gottschalk.
  • C. Yehudi
    Yehudi is a masculine given name most famously associated with the renowned violinist Yehudi Menuhin.
  • D. Seelbach
    Seelbach is a municipality in southwestern Germany’s Baden-Württemberg region, situated in the Ortenau district near the Black Forest.
  • E. Yuja
    Yuja is a renowned Chinese classical pianist celebrated for her virtuosic technique and charismatic stage presence.
  • 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_69c6995d541c81909eaa646b1a8369a9 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c70314abb88190a7eaa519bd7398c9 completed March 27, 2026, 10:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b5275164819096678c019fdd4da4 completed March 29, 2026, 5:14 a.m.
NEDg Description generation batch_69c8b5ed16d48190b127877fc9a11abf completed March 29, 2026, 5:17 a.m.
NED2 Entity disambiguation (via description) batch_69c8b65a04a48190bf5e01ba0921cf14 completed March 29, 2026, 5:19 a.m.
Created at: March 27, 2026, 4:06 p.m.