Triple

T9964070
Position Surface form Disambiguated ID Type / Status
Subject North Eastern Railway network E195636 entity
Predicate includedLine P1393 FINISHED
Object Darlington–Stockton line
The Darlington–Stockton line is a historic railway route in northern England that formed part of the pioneering early railway network later absorbed into the North Eastern Railway.
E831636 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: Darlington–Stockton line | Statement: [North Eastern Railway network, includedLine, Darlington–Stockton line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Darlington–Stockton line
Context triple: [North Eastern Railway network, includedLine, Darlington–Stockton line]
  • A. Cambrian Coast Line
    The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
  • B. Manchester–Buxton line
    The Manchester–Buxton line is a railway route in North West England that connects the city of Manchester with the spa town of Buxton through the Peak District.
  • C. Manchester–Chester line
    The Manchester–Chester line is a key railway route in North West England linking the cities of Manchester and Chester via several intermediate towns and suburban stations.
  • D. T5 Cumberland Line
    The T5 Cumberland Line is a suburban passenger rail service in Sydney, Australia, connecting key western and south-western suburbs without requiring travel through the central business district.
  • E. Sounder South Line
    The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
  • 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: Darlington–Stockton line
Triple: [North Eastern Railway network, includedLine, Darlington–Stockton line]
Generated description
The Darlington–Stockton line is a historic railway route in northern England that formed part of the pioneering early railway network later absorbed into the North Eastern Railway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Darlington–Stockton line
Target entity description: The Darlington–Stockton line is a historic railway route in northern England that formed part of the pioneering early railway network later absorbed into the North Eastern Railway.
  • A. Cambrian Coast Line
    The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
  • B. Manchester–Buxton line
    The Manchester–Buxton line is a railway route in North West England that connects the city of Manchester with the spa town of Buxton through the Peak District.
  • C. Manchester–Chester line
    The Manchester–Chester line is a key railway route in North West England linking the cities of Manchester and Chester via several intermediate towns and suburban stations.
  • D. T5 Cumberland Line
    The T5 Cumberland Line is a suburban passenger rail service in Sydney, Australia, connecting key western and south-western suburbs without requiring travel through the central business district.
  • E. Sounder South Line
    The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
  • 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_69ca82ebd1288190912f9e4482d1fa35 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb71a33b48190a18c1a9023f249d2 completed April 2, 2026, 12:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d23d993404819089c9a71d03721e0b completed April 5, 2026, 10:46 a.m.
NEDg Description generation batch_69d23ec0a63c819082c2458aff4ae79e completed April 5, 2026, 10:51 a.m.
NED2 Entity disambiguation (via description) batch_69d23f560f28819080716aabd7f4ff32 completed April 5, 2026, 10:54 a.m.
Created at: March 30, 2026, 8:47 p.m.