Triple

T1142795
Position Surface form Disambiguated ID Type / Status
Subject Coen Tunnel E23492 entity
Predicate hasComponent P35 FINISHED
Object Second Coen Tunnel
The Second Coen Tunnel is a modern road tunnel in Amsterdam, Netherlands, built to expand traffic capacity and improve connectivity under the North Sea Canal alongside the original Coen Tunnel.
 E131265 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: [Coen Tunnel, hasComponent, Second Coen Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Second Coen Tunnel
Context triple: [Coen Tunnel, hasComponent, 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. 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.
  • D. 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.
  • E. Eisenhower–Johnson Memorial Tunnel
    The Eisenhower–Johnson Memorial Tunnel is a high-altitude vehicular tunnel through the Rocky Mountains in Colorado, carrying Interstate 70 beneath the Continental Divide.
  • 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: [Coen Tunnel, hasComponent, Second Coen Tunnel]
Generated description
The Second Coen Tunnel is a modern road tunnel in Amsterdam, Netherlands, built to expand traffic capacity and improve connectivity under the North Sea Canal alongside the original Coen Tunnel.
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 modern road tunnel in Amsterdam, Netherlands, built to expand traffic capacity and improve connectivity under the North Sea Canal alongside the original Coen Tunnel.
  • A. First Coen Tunnel chosen
    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. 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.
  • D. 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.
  • E. Eisenhower–Johnson Memorial Tunnel
    The Eisenhower–Johnson Memorial Tunnel is a high-altitude vehicular tunnel through the Rocky Mountains in Colorado, carrying Interstate 70 beneath the Continental Divide.
  • F. None of above.

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_69a493ef399c8190b04b9146d2314f59 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bc4e93d48190b9fea886bf61aad7 completed March 1, 2026, 10:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac6677c7e48190ba8da088b78775a5 completed March 7, 2026, 5:55 p.m.
NEDg Description generation batch_69ac677c06348190ae4454297654aa13 completed March 7, 2026, 5:59 p.m.
NED2 Entity disambiguation (via description) batch_69ac67ca10908190b501d0cf8f21a97e completed March 7, 2026, 6 p.m.
Created at: March 1, 2026, 7:44 p.m.