Triple

T4676089
Position Surface form Disambiguated ID Type / Status
Subject Ironbridge Gorge E103683 entity
Predicate contains P35 FINISHED
Object Tar Tunnel
Tar Tunnel is a historic 18th-century industrial tunnel in Ironbridge Gorge, England, known for its natural bitumen seepage and role in the early Industrial Revolution.
 E462605 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: Tar Tunnel | Statement: [Ironbridge Gorge, contains, Tar Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tar Tunnel
Context triple: [Ironbridge Gorge, contains, Tar Tunnel]
  • A. Box Tunnel
    Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
  • B. The Tunnel
    The Tunnel is a British-French crime drama television series that adapts the Scandinavian show The Bridge, centering on a joint investigation into murders discovered in the Channel Tunnel.
  • C. Twin Peaks Tunnel
    The Twin Peaks Tunnel is a historic light rail tunnel in San Francisco that carries Muni Metro trains between downtown and the western neighborhoods beneath Twin Peaks.
  • D. Tunnel No. 2
    Tunnel No. 2 is one of New York City’s major water distribution tunnels that helps convey drinking water from upstate reservoirs to the city’s boroughs.
  • E. Tunnel No. 1
    Tunnel No. 1 is a major water-supply tunnel that forms part of New York City’s underground distribution 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: Tar Tunnel
Triple: [Ironbridge Gorge, contains, Tar Tunnel]
Generated description
Tar Tunnel is a historic 18th-century industrial tunnel in Ironbridge Gorge, England, known for its natural bitumen seepage and role in the early Industrial Revolution.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tar Tunnel
Target entity description: Tar Tunnel is a historic 18th-century industrial tunnel in Ironbridge Gorge, England, known for its natural bitumen seepage and role in the early Industrial Revolution.
  • A. Box Tunnel
    Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
  • B. The Tunnel
    The Tunnel is a British-French crime drama television series that adapts the Scandinavian show The Bridge, centering on a joint investigation into murders discovered in the Channel Tunnel.
  • C. Twin Peaks Tunnel
    The Twin Peaks Tunnel is a historic light rail tunnel in San Francisco that carries Muni Metro trains between downtown and the western neighborhoods beneath Twin Peaks.
  • D. Tunnel No. 2
    Tunnel No. 2 is one of New York City’s major water distribution tunnels that helps convey drinking water from upstate reservoirs to the city’s boroughs.
  • E. Tunnel No. 1
    Tunnel No. 1 is a major water-supply tunnel that forms part of New York City’s underground distribution 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_69bd43dda32c8190938b37744ca270fc completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd63685cb88190ac1904e2c7eb6b61 completed March 20, 2026, 3:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69be039c4c58819099e93e01badbade5 completed March 21, 2026, 2:34 a.m.
NEDg Description generation batch_69be0761fd8081909a078e5e526cb03c completed March 21, 2026, 2:50 a.m.
NED2 Entity disambiguation (via description) batch_69be07be0d1c8190b9ae7313e8151be9 completed March 21, 2026, 2:51 a.m.
Created at: March 20, 2026, 1:16 p.m.