Triple

T808246
Position Surface form Disambiguated ID Type / Status
Subject River Clyde E17484 entity
Predicate crossedBy P416 FINISHED
Object Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
E104742 NE FINISHED

How this triple was built (4 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: Clyde Tunnel | Statement: [River Clyde, crossedBy, Clyde Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Clyde Tunnel
Context triple: [River Clyde, crossedBy, Clyde Tunnel]
  • A. Robertson Tunnel
    Robertson Tunnel is a major light rail tunnel in Portland, Oregon, carrying MAX trains through the West Hills between downtown and the city’s western suburbs.
  • B. Malinta Tunnel
    Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
  • C. Queensway Tunnel
    The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
  • D. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • E. Shandaken Tunnel
    The Shandaken Tunnel is an aqueduct in New York State that diverts water from the Schoharie Reservoir to the Esopus Creek as part of the New York City water supply system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Clyde Tunnel
Triple: [River Clyde, crossedBy, Clyde Tunnel]
Generated description
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Clyde Tunnel
Target entity description: The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
  • A. Robertson Tunnel
    Robertson Tunnel is a major light rail tunnel in Portland, Oregon, carrying MAX trains through the West Hills between downtown and the city’s western suburbs.
  • B. Malinta Tunnel
    Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
  • C. Queensway Tunnel
    The Queensway Tunnel is a road tunnel in northwest England that carries vehicular traffic beneath the River Mersey between Liverpool and the Wirral Peninsula.
  • D. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • E. Shandaken Tunnel
    The Shandaken Tunnel is an aqueduct in New York State that diverts water from the Schoharie Reservoir to the Esopus Creek as part of the New York City water supply system.
  • F. None of above. chosen

Provenance (5 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_69a4937ae8a08190b5084a03d532b30e completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4ab23862c8190bfd6558936c58410 completed March 1, 2026, 9:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7c00e3fb48190a242264358413b05 completed March 4, 2026, 5:15 a.m.
NEDg Description generation batch_69a7c088506c81908a9e8ac91cb5b69d completed March 4, 2026, 5:18 a.m.
NED2 Entity disambiguation (via description) batch_69a7c10b114c8190831a95519dd185a2 completed March 4, 2026, 5:20 a.m.
Created at: March 1, 2026, 7:38 p.m.