Triple

T5225660
Position Surface form Disambiguated ID Type / Status
Subject Gösta Mittag-Leffler E117978 entity
Predicate notableStudent P4838 FINISHED
Object Ivar Fredholm
Ivar Fredholm was a Swedish mathematician best known for his foundational work on integral equations, which played a key role in the development of functional analysis.
E505771 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: Ivar Fredholm | Statement: [Gösta Mittag-Leffler, notableStudent, Ivar Fredholm]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ivar Fredholm
Context triple: [Gösta Mittag-Leffler, notableStudent, Ivar Fredholm]
  • A. Gösta Mittag-Leffler
    Gösta Mittag-Leffler was a Swedish mathematician known for his foundational work in complex analysis and for founding the journal Acta Mathematica.
  • B. Ernst Lindelöf
    Ernst Lindelöf was a Finnish mathematician known for his contributions to complex analysis, topology, and the theory of differential equations.
  • C. Frigyes Riesz
    Frigyes Riesz was a Hungarian mathematician renowned for his foundational contributions to functional analysis and measure theory.
  • D. Lars Ahlfors
    Lars Ahlfors was a Finnish mathematician renowned for his foundational work in complex analysis and as one of the first recipients of the Fields Medal.
  • E. Fritz John
    Fritz John was a German-American mathematician renowned for his contributions to partial differential equations, calculus of variations, and functional analysis.
  • 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: Ivar Fredholm
Triple: [Gösta Mittag-Leffler, notableStudent, Ivar Fredholm]
Generated description
Ivar Fredholm was a Swedish mathematician best known for his foundational work on integral equations, which played a key role in the development of functional analysis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ivar Fredholm
Target entity description: Ivar Fredholm was a Swedish mathematician best known for his foundational work on integral equations, which played a key role in the development of functional analysis.
  • A. Gösta Mittag-Leffler
    Gösta Mittag-Leffler was a Swedish mathematician known for his foundational work in complex analysis and for founding the journal Acta Mathematica.
  • B. Ernst Lindelöf
    Ernst Lindelöf was a Finnish mathematician known for his contributions to complex analysis, topology, and the theory of differential equations.
  • C. Frigyes Riesz
    Frigyes Riesz was a Hungarian mathematician renowned for his foundational contributions to functional analysis and measure theory.
  • D. Lars Ahlfors
    Lars Ahlfors was a Finnish mathematician renowned for his foundational work in complex analysis and as one of the first recipients of the Fields Medal.
  • E. Fritz John
    Fritz John was a German-American mathematician renowned for his contributions to partial differential equations, calculus of variations, and functional analysis.
  • 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_69bd4465e03081909bfcfd7113062590 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd7adc9be081909903b9f844c3d146 completed March 20, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69bef809189c8190b61bd386480c0222 completed March 21, 2026, 7:56 p.m.
NEDg Description generation batch_69befbe661208190af7c9490a386a9e5 completed March 21, 2026, 8:13 p.m.
NED2 Entity disambiguation (via description) batch_69befc4605008190882c00cac6362a8d completed March 21, 2026, 8:15 p.m.
Created at: March 20, 2026, 1:48 p.m.