Triple

T5762121
Position Surface form Disambiguated ID Type / Status
Subject IJ E127119 entity
Predicate crossedBy P416 FINISHED
Object Second Coen Tunnel
The Second Coen Tunnel is a major road tunnel in Amsterdam that carries traffic beneath the IJ as part of the city’s ring road system.
E546760 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: Second Coen Tunnel | Statement: [IJ, crossedBy, Second Coen Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Second Coen Tunnel
Context triple: [IJ, crossedBy, Second Coen Tunnel]
  • A. First Coen Tunnel
    The First Coen Tunnel is the original road tunnel under the North Sea Canal in Amsterdam, forming a key part of the city's ring road and an important traffic artery in the Netherlands.
  • B. 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.
  • C. Bosley Tunnel
    Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
  • D. O'Neill Tunnel
    The O'Neill Tunnel is a major highway tunnel in downtown Boston that carries Interstate 93 beneath the city as part of the Big Dig project.
  • E. Jack Lynch Tunnel
    The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
  • 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: Second Coen Tunnel
Triple: [IJ, crossedBy, Second Coen Tunnel]
Generated description
The Second Coen Tunnel is a major road tunnel in Amsterdam that carries traffic beneath the IJ as part of the city’s ring road system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Second Coen Tunnel
Target entity description: The Second Coen Tunnel is a major road tunnel in Amsterdam that carries traffic beneath the IJ as part of the city’s ring road system.
  • A. First Coen Tunnel
    The First Coen Tunnel is the original road tunnel under the North Sea Canal in Amsterdam, forming a key part of the city's ring road and an important traffic artery in the Netherlands.
  • B. 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.
  • C. Bosley Tunnel
    Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
  • D. O'Neill Tunnel
    The O'Neill Tunnel is a major highway tunnel in downtown Boston that carries Interstate 93 beneath the city as part of the Big Dig project.
  • E. Jack Lynch Tunnel
    The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
  • 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_69c00833a3fc81908f4bc29ed011b7a6 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c02939b22c81908f8354ab175d168d completed March 22, 2026, 5:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0980357e0819090ae7fe52e5c375d completed March 23, 2026, 1:31 a.m.
NEDg Description generation batch_69c098f32f7081908d9306afc30147a1 completed March 23, 2026, 1:35 a.m.
NED2 Entity disambiguation (via description) batch_69c0996fb9148190ae8c09f4816d00b8 completed March 23, 2026, 1:37 a.m.
Created at: March 22, 2026, 3:49 p.m.