Triple

T20404371
Position Surface form Disambiguated ID Type / Status
Subject Custom House Elizabeth line station E500425 entity
Predicate line P1293 FINISHED
Object Elizabeth line central section NE NERFINISHED

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: Elizabeth line central section | Statement: [Custom House Elizabeth line station, line, Elizabeth line central section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Elizabeth line central section
Context triple: [Custom House Elizabeth line station, line, Elizabeth line central section]
  • A. Elizabeth line
    The Elizabeth line is a major high-capacity railway route across London and its surroundings, forming part of the Crossrail project and providing fast east–west connections through the city.
  • B. London to Folkestone high-speed line
    The London to Folkestone high-speed line is a major UK railway route, largely used by Eurostar and domestic high-speed services, that connects London with the Channel Tunnel and the Kent coast.
  • C. Crossrail central tunnel chosen
    The Crossrail central tunnel is the core underground section of London's Elizabeth line, consisting of newly built deep-level rail tunnels that connect existing surface routes across the city.
  • D. Elizabeth line (Abbey Wood branch)
    The Elizabeth line (Abbey Wood branch) is a key Crossrail route in southeast London, providing high-frequency, fast rail services between Abbey Wood, central London, and beyond.
  • E. Jubilee line extension
    The Jubilee line extension is a major late-20th-century expansion of the London Underground that introduced new stations and modern infrastructure to connect central London with the Docklands and east London.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b4a81bec8190b69adfdc1336a015 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6799161c48190825eca3027d1aa51 completed April 20, 2026, 7:08 p.m.
Created at: April 16, 2026, 11:29 a.m.