Triple

T2309816
Position Surface form Disambiguated ID Type / Status
Subject Queensway Tunnel E51926 entity
Predicate alsoKnownAs P39 FINISHED
Object Birkenhead Tunnel E256287 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: Birkenhead Tunnel | Statement: [Queensway Tunnel, alsoKnownAs, Birkenhead Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Birkenhead Tunnel
Context triple: [Queensway Tunnel, alsoKnownAs, Birkenhead Tunnel]
  • A. Dartford Tunnel
    The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
  • B. Severn Tunnel
    Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
  • C. Hindhead Tunnel
    Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
  • D. Reigate Tunnel
    Reigate Tunnel is a historic road tunnel in Reigate, Surrey, notable as one of the earliest road tunnels in Britain and now a distinctive local landmark.
  • E. Kingsway Tunnel chosen
    The Kingsway Tunnel is a major road tunnel under the River Mersey in northwest England, carrying vehicular traffic between Liverpool and the Wirral peninsula.
  • 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_69a88b0bb30c81908ded03b006d29387 completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abc6098ce88190ba2e987e6f0737ac completed March 7, 2026, 6:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae960dfb708190868126460d27b144 completed March 9, 2026, 9:42 a.m.
Created at: March 4, 2026, 7:49 p.m.