Triple

T19335486
Position Surface form Disambiguated ID Type / Status
Subject Grateley railway station E483611 entity
Predicate servesRoute P31354 FINISHED
Object London Waterloo–Salisbury line
The London Waterloo–Salisbury line is a key railway route in southern England linking central London with Salisbury and intermediate towns across Hampshire and Wiltshire.
E1375542 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: London Waterloo–Salisbury line | Statement: [Grateley railway station, servesRoute, London Waterloo–Salisbury line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Waterloo–Salisbury line
Context triple: [Grateley railway station, servesRoute, London Waterloo–Salisbury line]
  • A. London Waterloo–Reading line
    The London Waterloo–Reading line is a key suburban and regional rail route in southern England linking central London’s Waterloo station with Reading via towns in Surrey and Berkshire.
  • B. Brighton Line
    The Brighton Line is a major New York City Subway route in Brooklyn that carries B and Q trains between Coney Island and Midtown Manhattan.
  • C. Severn Beach Line
    The Severn Beach Line is a suburban railway route in the Bristol area of England, running from the city through its northern suburbs to the coastal village of Severn Beach.
  • D. Charing Cross–Dartford line
    The Charing Cross–Dartford line is a suburban railway route in southeast London and Kent, providing commuter services between central London and Dartford via stations such as Waterloo East.
  • E. London Waterloo to Dorking line
    The London Waterloo to Dorking line is a suburban railway route in South West London and Surrey that connects central London’s Waterloo station with the town of Dorking, serving intermediate commuter stations such as Stoneleigh.
  • 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 Waterloo–Salisbury line
Triple: [Grateley railway station, servesRoute, London Waterloo–Salisbury line]
Generated description
The London Waterloo–Salisbury line is a key railway route in southern England linking central London with Salisbury and intermediate towns across Hampshire and Wiltshire.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Waterloo–Salisbury line
Target entity description: The London Waterloo–Salisbury line is a key railway route in southern England linking central London with Salisbury and intermediate towns across Hampshire and Wiltshire.
  • A. London Waterloo–Reading line
    The London Waterloo–Reading line is a key suburban and regional rail route in southern England linking central London’s Waterloo station with Reading via towns in Surrey and Berkshire.
  • B. Brighton Line
    The Brighton Line is a major New York City Subway route in Brooklyn that carries B and Q trains between Coney Island and Midtown Manhattan.
  • C. Severn Beach Line
    The Severn Beach Line is a suburban railway route in the Bristol area of England, running from the city through its northern suburbs to the coastal village of Severn Beach.
  • D. Charing Cross–Dartford line
    The Charing Cross–Dartford line is a suburban railway route in southeast London and Kent, providing commuter services between central London and Dartford via stations such as Waterloo East.
  • E. London Waterloo to Dorking line
    The London Waterloo to Dorking line is a suburban railway route in South West London and Surrey that connects central London’s Waterloo station with the town of Dorking, serving intermediate commuter stations such as Stoneleigh.
  • 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_69d8e8d13e3c81909d91d1d5ec37c095 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e61644b80c819080f9bca086424a36 completed April 20, 2026, 12:04 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0733bdfab4819098d0942bfc19a71c completed May 15, 2026, 2:54 p.m.
NEDg Description generation batch_6a073576a390819093aad12ca37a9ece completed May 15, 2026, 3:02 p.m.
NED2 Entity disambiguation (via description) batch_6a0735d2d2588190b196c41a9d251e2e completed May 15, 2026, 3:03 p.m.
Created at: April 10, 2026, 1:33 p.m.