Triple

T960290
Position Surface form Disambiguated ID Type / Status
Subject California Zephyr E20719 entity
Predicate traverses P416 FINISHED
Object Moffat Tunnel route
The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
 E113445 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: Moffat Tunnel route | Statement: [California Zephyr, traverses, Moffat Tunnel route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Moffat Tunnel route
Context triple: [California Zephyr, traverses, Moffat Tunnel route]
  • A. 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.
  • B. 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.
  • 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. Great North Road
    Great North Road is a historic major route in England that connected London to Edinburgh and served as a key coaching and trade road for centuries.
  • E. 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.
  • 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: Moffat Tunnel route
Triple: [California Zephyr, traverses, Moffat Tunnel route]
Generated description
The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Moffat Tunnel route
Target entity description: The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
  • A. 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.
  • B. 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.
  • 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. Great North Road
    Great North Road is a historic major route in England that connected London to Edinburgh and served as a key coaching and trade road for centuries.
  • E. 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.
  • 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_69a493b21f2881908132dcf45dcd2f36 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b412f9f48190be123e8c20f38962 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac11a3f8c481908f9ed37c44788cb7 completed March 7, 2026, 11:53 a.m.
NEDg Description generation batch_69ac1339634c8190b83c39db30fc78b1 completed March 7, 2026, 11:59 a.m.
NED2 Entity disambiguation (via description) batch_69ac13931cf081908de84000f7b037fc completed March 7, 2026, 12:01 p.m.
Created at: March 1, 2026, 7:40 p.m.