Triple

T10411222
Position Surface form Disambiguated ID Type / Status
Subject Tom Rolt E245393 entity
Predicate basedAtDepot P14646 FINISHED
Object Pendre Works
Pendre Works is a historic railway workshop and depot on the Talyllyn Railway in Wales, known for maintaining and housing the line’s locomotives and rolling stock.
E862019 NE FINISHED

How this triple was built (5 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: Pendre Works | Statement: [Tom Rolt, basedAtDepot, Pendre Works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pendre Works
Context triple: [Tom Rolt, basedAtDepot, Pendre Works]
  • A. Leunawerke
    Leunawerke is a major chemical industrial complex in Leuna, Germany, historically known as one of the largest chemical production sites in Europe.
  • B. Magrathean workshops
    Magrathean workshops are the legendary planet-construction facilities in Douglas Adams' "The Hitchhiker's Guide to the Galaxy," where custom-designed worlds are built to order.
  • C. Ouvrage Bousse
    Ouvrage Bousse is a small Maginot Line fortification in northeastern France that formed part of the defensive network protecting the Thionville sector before and during World War II.
  • D. Ouvrage Schoenenbourg
    Ouvrage Schoenenbourg is a major fortified artillery work of the Maginot Line in northeastern France, notable for its extensive underground galleries, combat blocks, and well-preserved World War II defenses.
  • E. Pendry
    Pendry is a surname most notably associated with Sir John B. Pendry, a British theoretical physicist renowned for his pioneering work in metamaterials and negative refraction.
  • 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: Pendre Works
Triple: [Tom Rolt, basedAtDepot, Pendre Works]
Generated description
Pendre Works is a historic railway workshop and depot on the Talyllyn Railway in Wales, known for maintaining and housing the line’s locomotives and rolling stock.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pendre Works
Target entity description: Pendre Works is a historic railway workshop and depot on the Talyllyn Railway in Wales, known for maintaining and housing the line’s locomotives and rolling stock.
  • A. Leunawerke
    Leunawerke is a major chemical industrial complex in Leuna, Germany, historically known as one of the largest chemical production sites in Europe.
  • B. Magrathean workshops
    Magrathean workshops are the legendary planet-construction facilities in Douglas Adams' "The Hitchhiker's Guide to the Galaxy," where custom-designed worlds are built to order.
  • C. Ouvrage Bousse
    Ouvrage Bousse is a small Maginot Line fortification in northeastern France that formed part of the defensive network protecting the Thionville sector before and during World War II.
  • D. Ouvrage Schoenenbourg
    Ouvrage Schoenenbourg is a major fortified artillery work of the Maginot Line in northeastern France, notable for its extensive underground galleries, combat blocks, and well-preserved World War II defenses.
  • E. Pendry
    Pendry is a surname most notably associated with Sir John B. Pendry, a British theoretical physicist renowned for his pioneering work in metamaterials and negative refraction.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: basedAtDepot
Context triple: [Tom Rolt, basedAtDepot, Pendre Works]
  • A. depot chosen
    Indicates that an entity serves as a storage or distribution center location for another entity, such as goods, vehicles, or resources.
  • B. depotFor
    Indicates that one entity serves as a storage or distribution center location dedicated to supporting or supplying another entity.
  • C. stationedOn
    Indicates that an entity is assigned to remain at a specific location, platform, or vehicle for duty or operational purposes.
  • D. hasAdjacentDepot
    Indicates that one entity has a depot located directly next to or adjoining it.
  • E. basedOnFacility
    Indicates that something is determined, derived, or decided according to the characteristics, rules, or conditions of a particular facility.
  • F. None of above.

Provenance (6 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_69d381be340c8190b05998703d42d224 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e9fc72d081908d81c71133973daf completed April 7, 2026, 11:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7fbfae96c8190ac496e9a1158afe4 completed April 9, 2026, 7:20 p.m.
NEDg Description generation batch_69d822d6a0188190a7ee6de5aab50486 completed April 9, 2026, 10:06 p.m.
NED2 Entity disambiguation (via description) batch_69d859e40bf88190a6dc8deed3049d31 completed April 10, 2026, 2:01 a.m.
PD Predicate disambiguation batch_69d4dfb6f160819090040644a12395ec completed April 7, 2026, 10:43 a.m.
Created at: April 6, 2026, 12:09 p.m.