Triple

T17240998
Position Surface form Disambiguated ID Type / Status
Subject Evgeny Lifshitz E418495 entity
Predicate notableConcept P201 FINISHED
Object Lifshitz transition
A Lifshitz transition is a change in the topology of a material’s Fermi surface driven by variations in parameters like pressure, doping, or magnetic field, occurring without conventional symmetry breaking.
E1259624 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: Lifshitz transition | Statement: [Evgeny Lifshitz, notableConcept, Lifshitz transition]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lifshitz transition
Context triple: [Evgeny Lifshitz, notableConcept, Lifshitz transition]
  • A. Peierls transition
    The Peierls transition is a phase transition in one-dimensional metals where a periodic lattice distortion opens an energy gap at the Fermi surface, turning the system from a metal into an insulator or semiconductor.
  • B. Lifshitz
    Lifshitz is the original family surname of American fashion designer and business magnate Ralph Lauren.
  • C. Mott transition
    The Mott transition is a metal–insulator transition in strongly correlated electron systems, where electron–electron interactions drive a material from conducting to insulating behavior without a change in its crystal structure.
  • D. Ehrenfest classification of phase transitions
    The Ehrenfest classification of phase transitions is an early theoretical scheme that categorizes phase transitions by the order of discontinuity in thermodynamic derivatives, such as entropy or specific heat, at the transition point.
  • E. Landau theory of second-order phase transitions
    Landau theory of second-order phase transitions is a phenomenological framework that explains continuous phase transitions by expanding the free energy in terms of an order parameter and analyzing symmetry-breaking behavior near critical points.
  • 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: Lifshitz transition
Triple: [Evgeny Lifshitz, notableConcept, Lifshitz transition]
Generated description
A Lifshitz transition is a change in the topology of a material’s Fermi surface driven by variations in parameters like pressure, doping, or magnetic field, occurring without conventional symmetry breaking.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lifshitz transition
Target entity description: A Lifshitz transition is a change in the topology of a material’s Fermi surface driven by variations in parameters like pressure, doping, or magnetic field, occurring without conventional symmetry breaking.
  • A. Peierls transition
    The Peierls transition is a phase transition in one-dimensional metals where a periodic lattice distortion opens an energy gap at the Fermi surface, turning the system from a metal into an insulator or semiconductor.
  • B. Lifshitz
    Lifshitz is the original family surname of American fashion designer and business magnate Ralph Lauren.
  • C. Mott transition
    The Mott transition is a metal–insulator transition in strongly correlated electron systems, where electron–electron interactions drive a material from conducting to insulating behavior without a change in its crystal structure.
  • D. Ehrenfest classification of phase transitions
    The Ehrenfest classification of phase transitions is an early theoretical scheme that categorizes phase transitions by the order of discontinuity in thermodynamic derivatives, such as entropy or specific heat, at the transition point.
  • E. Landau theory of second-order phase transitions
    Landau theory of second-order phase transitions is a phenomenological framework that explains continuous phase transitions by expanding the free energy in terms of an order parameter and analyzing symmetry-breaking behavior near critical points.
  • 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_69d886d8e96081909870bff6c3d0bf09 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42e203ec88190a21f38cbb18a14fa completed April 19, 2026, 1:21 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0170f1511c8190b70cb37e713a406a completed May 11, 2026, 6:02 a.m.
NEDg Description generation batch_6a017351db88819097bfbec41920a488 completed May 11, 2026, 6:12 a.m.
NED2 Entity disambiguation (via description) batch_6a0175f8c7d48190896f375385829a34 completed May 11, 2026, 6:23 a.m.
Created at: April 10, 2026, 5:39 a.m.