Triple

T2697325
Position Surface form Disambiguated ID Type / Status
Subject Brookwood Cemetery E58541 entity
Predicate originallyServedBy P19592 FINISHED
Object London Necropolis Railway
The London Necropolis Railway was a dedicated Victorian-era funeral railway service that transported coffins and mourners from central London to a large cemetery in the countryside.
E290564 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: London Necropolis Railway | Statement: [Brookwood Cemetery, originallyServedBy, London Necropolis Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Necropolis Railway
Context triple: [Brookwood Cemetery, originallyServedBy, London Necropolis Railway]
  • A. Granite Railway
    The Granite Railway was one of the first commercial railroads in the United States, built in Quincy, Massachusetts, to transport granite from local quarries to nearby waterways.
  • B. London and Greenwich Railway
    The London and Greenwich Railway was one of the earliest passenger railways in London and the first in the capital to be built on a viaduct, forming a key part of the city's early rail infrastructure.
  • C. Skarloey Railway
    Skarloey Railway is a fictional narrow-gauge railway in The Railway Series and Thomas & Friends, closely modeled on the real Talyllyn Railway in Wales.
  • D. Talyllyn Railway
    Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
  • E. Llangollen Railway
    Llangollen Railway is a preserved heritage railway in Denbighshire, Wales, known for operating steam and heritage diesel services through the scenic Dee Valley.
  • 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: London Necropolis Railway
Triple: [Brookwood Cemetery, originallyServedBy, London Necropolis Railway]
Generated description
The London Necropolis Railway was a dedicated Victorian-era funeral railway service that transported coffins and mourners from central London to a large cemetery in the countryside.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Necropolis Railway
Target entity description: The London Necropolis Railway was a dedicated Victorian-era funeral railway service that transported coffins and mourners from central London to a large cemetery in the countryside.
  • A. Granite Railway
    The Granite Railway was one of the first commercial railroads in the United States, built in Quincy, Massachusetts, to transport granite from local quarries to nearby waterways.
  • B. London and Greenwich Railway
    The London and Greenwich Railway was one of the earliest passenger railways in London and the first in the capital to be built on a viaduct, forming a key part of the city's early rail infrastructure.
  • C. Skarloey Railway
    Skarloey Railway is a fictional narrow-gauge railway in The Railway Series and Thomas & Friends, closely modeled on the real Talyllyn Railway in Wales.
  • D. Talyllyn Railway
    Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
  • E. Llangollen Railway
    Llangollen Railway is a preserved heritage railway in Denbighshire, Wales, known for operating steam and heritage diesel services through the scenic Dee Valley.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: originallyServedBy
Context triple: [Brookwood Cemetery, originallyServedBy, London Necropolis Railway]
  • A. servedFrom
    Indicates that something is provided, delivered, or made available from a particular source or location.
  • B. historicallyServedBy chosen
    Indicates that an entity was provided with services or support by another entity during a past period of time.
  • C. isServedAt
    Indicates that something (such as food, drink, or a service) is provided or made available at a particular place or venue.
  • D. intendedToServe
    Indicates that one entity was designed, planned, or purposed specifically to benefit, assist, or fulfill the needs of another entity.
  • E. typicallyServedAs
    Indicates that something is most commonly presented, used, or offered in a particular role, form, or function.
  • 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_69ab4ac269e481909cb317d79e68b75b completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abda322af48190833b8a3c006db236 completed March 7, 2026, 7:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69afaf6d9d9c81908c7c1bcdfb7810f0 completed March 10, 2026, 5:43 a.m.
NEDg Description generation batch_69afb01b48508190a9b668a7273ad422 completed March 10, 2026, 5:46 a.m.
NED2 Entity disambiguation (via description) batch_69afb09133788190862d4b24d77facc0 completed March 10, 2026, 5:48 a.m.
PD Predicate disambiguation batch_69abd81ea5d88190ab5c8f8b8064b931 completed March 7, 2026, 7:47 a.m.
Created at: March 6, 2026, 9:55 p.m.