Triple

T18818426
Position Surface form Disambiguated ID Type / Status
Subject Essex Road railway station E460197 entity
Predicate lineUsesFormerly P32801 FINISHED
Object Great Northern & City Railway E775855 NE FINISHED

How this triple was built (3 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 Northern & City Railway | Statement: [Essex Road railway station, lineUsesFormerly, Great Northern & City Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Northern & City Railway
Context triple: [Essex Road railway station, lineUsesFormerly, Great Northern & City Railway]
  • A. Great Northern and City Railway chosen
    The Great Northern and City Railway was a deep-level underground railway in London designed to link the Great Northern Railway’s mainline services directly into the City, later becoming part of the London Underground network.
  • B. Great Northern Railway
    Great Northern Railway was a major American transcontinental railroad that operated in the northern United States, connecting the Great Lakes to the Pacific Northwest.
  • C. Great Northern Railway
    The Great Northern Railway was a major British railway company that operated extensive routes across northern England and played a key role in the development of the region’s transport infrastructure during the 19th and early 20th centuries.
  • D. Great Northern Railway
    The Great Northern Railway is a historic rail line in Queensland, Australia, that opened up the state’s remote northern interior by linking inland mining towns with coastal ports.
  • E. Great Northern, Piccadilly and Brompton Railway
    The Great Northern, Piccadilly and Brompton Railway was an early 20th-century deep-level London Underground railway company that formed the core of what is now the Piccadilly line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lineUsesFormerly
Context triple: [Essex Road railway station, lineUsesFormerly, Great Northern & City Railway]
  • A. lineUses
    Indicates that a particular line (such as a route, service, or connection) makes use of or is implemented using a specified resource, infrastructure, or element.
  • B. lineUse
    Indicates how a particular line (such as a route, track, or service line) is utilized or purposed within a system or network.
  • C. formerLine chosen
    Indicates that an entity previously served as a particular transit or service line but no longer does so.
  • D. formerLineName
    Indicates that the object is a previous or former name by which the referenced line was known.
  • E. lineHistorically
    Indicates that a line or route has existed or operated during a specific historical period or context.
  • F. None of above.

Provenance (4 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_69d8dcf94c288190a06dea029ae4b223 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5a6b7e75c81909bc65cfc61cbe1c6 completed April 20, 2026, 4:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a055bca90d481908e1633dc4eef476d completed May 14, 2026, 5:21 a.m.
PD Predicate disambiguation batch_69e48d1b10ec8190985c6fb5766ff981 completed April 19, 2026, 8:06 a.m.
Created at: April 10, 2026, 11:55 a.m.