Triple

T6637413
Position Surface form Disambiguated ID Type / Status
Subject Salisbury railway station E150492 entity
Predicate railwayLine P848 FINISHED
Object Salisbury–Bristol line
The Salisbury–Bristol line is a railway route in southwest England that connects the city of Salisbury with Bristol, serving as part of the regional passenger rail network.
E599019 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: Salisbury–Bristol line | Statement: [Salisbury railway station, railwayLine, Salisbury–Bristol line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Salisbury–Bristol line
Context triple: [Salisbury railway station, railwayLine, Salisbury–Bristol line]
  • A. Southampton–Portsmouth line
    The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
  • B. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • C. East Coast Main Line
    The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
  • D. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • E. Chatham Main Line
    The Chatham Main Line is a major railway route in southeast England that connects London with Medway, east Kent, and coastal towns such as Ramsgate and Dover.
  • 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: Salisbury–Bristol line
Triple: [Salisbury railway station, railwayLine, Salisbury–Bristol line]
Generated description
The Salisbury–Bristol line is a railway route in southwest England that connects the city of Salisbury with Bristol, serving as part of the regional passenger rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Salisbury–Bristol line
Target entity description: The Salisbury–Bristol line is a railway route in southwest England that connects the city of Salisbury with Bristol, serving as part of the regional passenger rail network.
  • A. Southampton–Portsmouth line
    The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
  • B. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • C. East Coast Main Line
    The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
  • D. Bristol–Bath line
    The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
  • E. Chatham Main Line
    The Chatham Main Line is a major railway route in southeast England that connects London with Medway, east Kent, and coastal towns such as Ramsgate and Dover.
  • 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_69c687f0ceb08190bf40807bfc605fa5 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6afcf439c8190b9334b34774da821 completed March 27, 2026, 4:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6cbf71874819080cc89b6740b1567 completed March 27, 2026, 6:27 p.m.
NEDg Description generation batch_69c6cd0bb0e48190ae51fde4b4631f65 completed March 27, 2026, 6:31 p.m.
NED2 Entity disambiguation (via description) batch_69c6cd90b9208190b4c5bf44db073314 completed March 27, 2026, 6:33 p.m.
Created at: March 27, 2026, 1:59 p.m.