Triple

T1434810
Position Surface form Disambiguated ID Type / Status
Subject London Liverpool Street E30536 entity
Predicate terminusFor P388 FINISHED
Object Great Eastern Main Line
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
E169510 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: Great Eastern Main Line | Statement: [London Liverpool Street, terminusFor, Great Eastern Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Eastern Main Line
Context triple: [London Liverpool Street, terminusFor, Great Eastern Main Line]
  • A. 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.
  • B. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • C. Newcastle Line
    The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
  • D. Fen Line
    The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
  • E. Aberdare Line
    The Aberdare Line is a commuter rail route in South Wales that connects the town of Aberdare with Cardiff and other Valleys communities.
  • 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: Great Eastern Main Line
Triple: [London Liverpool Street, terminusFor, Great Eastern Main Line]
Generated description
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Great Eastern Main Line
Target entity description: The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
  • A. 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.
  • B. West Anglia Main Line
    The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
  • C. Newcastle Line
    The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
  • D. Fen Line
    The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
  • E. Aberdare Line
    The Aberdare Line is a commuter rail route in South Wales that connects the town of Aberdare with Cardiff and other Valleys communities.
  • 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_69a498fc69ec8190b61722bd4b67c4d2 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c500a9888190a16fbb1ec97a79c9 completed March 1, 2026, 11 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad159e53e88190a566347150e9b4bc completed March 8, 2026, 6:22 a.m.
NEDg Description generation batch_69ad17c23f588190b1e16f9e5fbe2770 completed March 8, 2026, 6:31 a.m.
NED2 Entity disambiguation (via description) batch_69ad18eaa4848190bd1d3e98b4cd0e6f completed March 8, 2026, 6:36 a.m.
Created at: March 1, 2026, 8 p.m.