Triple

T5049246
Position Surface form Disambiguated ID Type / Status
Subject Mstislav Rostropovich E113743 entity
Predicate child P120 FINISHED
Object Olga Rostropovich
Olga Rostropovich is the daughter of legendary Russian cellist and conductor Mstislav Rostropovich and has been active in preserving and promoting her parents’ musical legacy.
 E493406 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: Olga Rostropovich | Statement: [Mstislav Rostropovich, child, Olga Rostropovich]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Olga Rostropovich
Context triple: [Mstislav Rostropovich, child, Olga Rostropovich]
  • A. Mstislav Rostropovich
    Mstislav Rostropovich was a renowned Soviet-born cellist and conductor, celebrated as one of the greatest cellists of the 20th century and a prominent champion of human rights.
  • B. David Oistrakh
    David Oistrakh was a renowned Soviet violinist and conductor, celebrated as one of the greatest violin virtuosos of the 20th century.
  • C. Sviatoslav Richter
    Sviatoslav Richter was a renowned 20th-century Soviet pianist celebrated for his powerful technique, vast repertoire, and deeply insightful interpretations.
  • D. Galina Vishnevskaya
    Galina Vishnevskaya was a renowned Russian soprano and opera star, celebrated especially for her performances at the Bolshoi Theatre and her interpretations of Russian repertoire.
  • E. Mischa Maisky
    Mischa Maisky is a renowned Latvian-born Israeli cellist celebrated for his expressive Romantic interpretations and frequent collaborations with leading pianists and orchestras worldwide.
  • 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: Olga Rostropovich
Triple: [Mstislav Rostropovich, child, Olga Rostropovich]
Generated description
Olga Rostropovich is the daughter of legendary Russian cellist and conductor Mstislav Rostropovich and has been active in preserving and promoting her parents’ musical legacy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Olga Rostropovich
Target entity description: Olga Rostropovich is the daughter of legendary Russian cellist and conductor Mstislav Rostropovich and has been active in preserving and promoting her parents’ musical legacy.
  • A. Mstislav Rostropovich
    Mstislav Rostropovich was a renowned Soviet-born cellist and conductor, celebrated as one of the greatest cellists of the 20th century and a prominent champion of human rights.
  • B. David Oistrakh
    David Oistrakh was a renowned Soviet violinist and conductor, celebrated as one of the greatest violin virtuosos of the 20th century.
  • C. Sviatoslav Richter
    Sviatoslav Richter was a renowned 20th-century Soviet pianist celebrated for his powerful technique, vast repertoire, and deeply insightful interpretations.
  • D. Galina Vishnevskaya
    Galina Vishnevskaya was a renowned Russian soprano and opera star, celebrated especially for her performances at the Bolshoi Theatre and her interpretations of Russian repertoire.
  • E. Mischa Maisky
    Mischa Maisky is a renowned Latvian-born Israeli cellist celebrated for his expressive Romantic interpretations and frequent collaborations with leading pianists and orchestras worldwide.
  • 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_69bd44391fc48190a311ce9c826c209b completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd74249a8c8190952680aee06a9286 completed March 20, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69beba5ec4308190aff8b1c4e494e0e2 completed March 21, 2026, 3:33 p.m.
NEDg Description generation batch_69bebb9c83c08190aa026fa4e50f2069 completed March 21, 2026, 3:39 p.m.
NED2 Entity disambiguation (via description) batch_69bebc0b38e88190830eb74292e00e93 completed March 21, 2026, 3:40 p.m.
Created at: March 20, 2026, 1:37 p.m.