Triple

T10857737
Position Surface form Disambiguated ID Type / Status
Subject Watford DC line E256313 entity
Predicate partOf P40 FINISHED
Object West Coast Main Line suburban network E22659 NE FINISHED

How this triple was built (2 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: West Coast Main Line suburban network | Statement: [Watford DC line, partOf, West Coast Main Line suburban network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Coast Main Line suburban network
Context triple: [Watford DC line, partOf, West Coast Main Line suburban network]
  • A. West Coast Main Line chosen
    The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
  • B. Bristol suburban rail network
    The Bristol suburban rail network is a local passenger rail system serving Bristol and its surrounding areas, providing frequent commuter and regional services on routes such as the Severn Beach Line.
  • C. Riverside Line
    The Riverside Line is a Metrolink commuter rail route in Southern California that connects Los Angeles with cities in the Inland Empire, including Riverside.
  • D. London suburban rail network
    The London suburban rail network is a system of commuter railway lines serving Greater London and its surrounding areas, providing frequent local services that connect central London terminals with suburban districts and nearby towns.
  • E. Suburban Line
    The Suburban Line is a commuter rail branch of Metra’s Rock Island District serving Chicago-area suburbs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa83d1448190a66d93c32394d21f completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d751377da88190a7244bb9d6b0c2ec completed April 9, 2026, 7:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69deb197808c8190b1c80aeb2144a909 completed April 14, 2026, 9:28 p.m.
Created at: April 8, 2026, 9:20 p.m.