Triple

T17933911
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 159 E448402 entity
Predicate primaryRoute P6298 FINISHED
Object London Waterloo – Salisbury
London Waterloo – Salisbury is a key intercity rail route in southern England linking central London with the cathedral city of Salisbury.
 E1296472 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 | Statement: [British Rail Class 159, primaryRoute, London Waterloo – Salisbury]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Waterloo – Salisbury
Context triple: [British Rail Class 159, primaryRoute, London Waterloo – Salisbury]
  • A. London Waterloo – Aldershot
    London Waterloo – Aldershot is a suburban rail service in southern England linking central London’s Waterloo station with the town of Aldershot in Hampshire.
  • B. London Waterloo–Exeter
    London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
  • C. London Waterloo–Basingstoke
    London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
  • D. London Waterloo to Bournemouth
    London Waterloo to Bournemouth is a major intercity rail service in southern England linking central London with the coastal town of Bournemouth.
  • E. London Paddington – Cheltenham Spa
    London Paddington – Cheltenham Spa is a UK intercity rail route linking London Paddington station with Cheltenham Spa via intermediate stops in Gloucestershire and surrounding counties.
  • 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
Triple: [British Rail Class 159, primaryRoute, London Waterloo – Salisbury]
Generated description
London Waterloo – Salisbury is a key intercity rail route in southern England linking central London with the cathedral city of Salisbury.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: London Waterloo – Salisbury
Target entity description: London Waterloo – Salisbury is a key intercity rail route in southern England linking central London with the cathedral city of Salisbury.
  • A. London Waterloo – Aldershot
    London Waterloo – Aldershot is a suburban rail service in southern England linking central London’s Waterloo station with the town of Aldershot in Hampshire.
  • B. London Waterloo–Exeter
    London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
  • C. London Waterloo–Basingstoke
    London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
  • D. London Waterloo to Bournemouth
    London Waterloo to Bournemouth is a major intercity rail service in southern England linking central London with the coastal town of Bournemouth.
  • E. London Paddington – Cheltenham Spa
    London Paddington – Cheltenham Spa is a UK intercity rail route linking London Paddington station with Cheltenham Spa via intermediate stops in Gloucestershire and surrounding counties.
  • 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_69d8b9f79d14819095540856928f0e25 completed April 10, 2026, 8:51 a.m.
NER Named-entity recognition batch_69e4a5547b7881909dc41bb7dd34194f completed April 19, 2026, 9:50 a.m.
NED1 Entity disambiguation (via context triple) batch_6a03213a24b48190aad2297210e86d78 completed May 12, 2026, 12:46 p.m.
NEDg Description generation batch_6a0322181a5c8190b34ea80445fc5596 completed May 12, 2026, 12:50 p.m.
NED2 Entity disambiguation (via description) batch_6a0322a4c9448190823e9fdc03ea9f90 completed May 12, 2026, 12:52 p.m.
Created at: April 10, 2026, 10:21 a.m.