Triple

T1384293
Position Surface form Disambiguated ID Type / Status
Subject Sunbury-on-Thames E29808 entity
Predicate railwayLine P848 FINISHED
Object Shepperton branch line
The Shepperton branch line is a suburban railway line in southwest London and Surrey that connects Shepperton to the mainline network, primarily serving commuter traffic into central London.
E160647 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: Shepperton branch line | Statement: [Sunbury-on-Thames, railwayLine, Shepperton branch line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Shepperton branch line
Context triple: [Sunbury-on-Thames, railwayLine, Shepperton branch line]
  • A. Mole Valley line
    The Mole Valley line is a railway route in Surrey, England, running through the Mole Valley and connecting London with towns such as Leatherhead and Dorking.
  • B. Chertsey branch line
    The Chertsey branch line is a suburban railway route in Surrey, England, connecting the town of Chertsey to the wider South Western rail network.
  • C. Oxted line
    The Oxted line is a suburban and rural railway route in southern England connecting London with towns in Surrey and Sussex, operated as part of the Southern rail network.
  • D. Epsom Downs line
    The Epsom Downs line is a suburban railway route in South London and Surrey that connects Sutton to Epsom Downs, serving several commuter towns along the way.
  • E. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • 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: Shepperton branch line
Triple: [Sunbury-on-Thames, railwayLine, Shepperton branch line]
Generated description
The Shepperton branch line is a suburban railway line in southwest London and Surrey that connects Shepperton to the mainline network, primarily serving commuter traffic into central London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Shepperton branch line
Target entity description: The Shepperton branch line is a suburban railway line in southwest London and Surrey that connects Shepperton to the mainline network, primarily serving commuter traffic into central London.
  • A. Mole Valley line
    The Mole Valley line is a railway route in Surrey, England, running through the Mole Valley and connecting London with towns such as Leatherhead and Dorking.
  • B. Chertsey branch line
    The Chertsey branch line is a suburban railway route in Surrey, England, connecting the town of Chertsey to the wider South Western rail network.
  • C. Oxted line
    The Oxted line is a suburban and rural railway route in southern England connecting London with towns in Surrey and Sussex, operated as part of the Southern rail network.
  • D. Epsom Downs line
    The Epsom Downs line is a suburban railway route in South London and Surrey that connects Sutton to Epsom Downs, serving several commuter towns along the way.
  • E. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • 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_69a498dc92f8819094a1108f8ac90f43 completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c33896548190b44f70c9aaaed9b6 completed March 1, 2026, 10:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69acde1f08e08190871fd9d539e902c8 completed March 8, 2026, 2:25 a.m.
NEDg Description generation batch_69acdf4e74b08190a18df73cca054b28 completed March 8, 2026, 2:30 a.m.
NED2 Entity disambiguation (via description) batch_69ace03eabf48190a79b5112fb2a917d completed March 8, 2026, 2:34 a.m.
Created at: March 1, 2026, 7:59 p.m.