Triple

T10694156
Position Surface form Disambiguated ID Type / Status
Subject Laing O’Rourke E252087 entity
Predicate hasNotableProject P2183 FINISHED
Object Crossrail (Elizabeth line) works E293570 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: Crossrail (Elizabeth line) works | Statement: [Laing O’Rourke, hasNotableProject, Crossrail (Elizabeth line) works]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Crossrail (Elizabeth line) works
Context triple: [Laing O’Rourke, hasNotableProject, Crossrail (Elizabeth line) works]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. London Waterloo–Reading line
    The London Waterloo–Reading line is a key suburban and regional rail route in southern England linking central London’s Waterloo station with Reading via towns in Surrey and Berkshire.
  • E. London Thameslink network
    The London Thameslink network is a cross-London rail system that connects a wide range of suburban and regional routes through central London via a core north–south corridor.
  • 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_69d6aa5bd7c08190a816e733b4045c23 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6fd38c24c8190a105a9dfdf705b38 completed April 9, 2026, 1:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69d998cfeb748190bfff06534d83cf97 completed April 11, 2026, 12:41 a.m.
Created at: April 8, 2026, 9:11 p.m.