Triple

T11406096
Position Surface form Disambiguated ID Type / Status
Subject JR Hokkaido E270240 entity
Predicate operatesTouristTrain P62161 FINISHED
Object Norokko trains (seasonal, scenic)
Norokko trains (seasonal, scenic) are special sightseeing trains in Hokkaido known for their leisurely pace, open-style cars, and panoramic views of the region’s natural landscapes.
E923927 NE FINISHED

How this triple was built (5 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: Norokko trains (seasonal, scenic) | Statement: [JR Hokkaido, operatesTouristTrain, Norokko trains (seasonal, scenic)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Norokko trains (seasonal, scenic)
Context triple: [JR Hokkaido, operatesTouristTrain, Norokko trains (seasonal, scenic)]
  • A. Vy regional trains
    Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
  • B. Pangrango regional train
    The Pangrango regional train is a passenger rail service in West Java, Indonesia, connecting Bogor with surrounding cities as part of the region’s commuter and intercity transport network.
  • C. Azuma trains
    Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
  • D. Aurora Winter Train
    The Aurora Winter Train is a seasonal Alaska Railroad passenger service that offers scenic long-distance travel through remote, snow-covered regions of Alaska during the winter months.
  • E. Taejongdae Danubi train
    The Taejongdae Danubi train is a tourist shuttle train in Busan’s Taejongdae Resort Park that transports visitors between major scenic spots such as cliffs, forests, and the lighthouse.
  • 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: Norokko trains (seasonal, scenic)
Triple: [JR Hokkaido, operatesTouristTrain, Norokko trains (seasonal, scenic)]
Generated description
Norokko trains (seasonal, scenic) are special sightseeing trains in Hokkaido known for their leisurely pace, open-style cars, and panoramic views of the region’s natural landscapes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Norokko trains (seasonal, scenic)
Target entity description: Norokko trains (seasonal, scenic) are special sightseeing trains in Hokkaido known for their leisurely pace, open-style cars, and panoramic views of the region’s natural landscapes.
  • A. Vy regional trains
    Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
  • B. Pangrango regional train
    The Pangrango regional train is a passenger rail service in West Java, Indonesia, connecting Bogor with surrounding cities as part of the region’s commuter and intercity transport network.
  • C. Azuma trains
    Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
  • D. Aurora Winter Train
    The Aurora Winter Train is a seasonal Alaska Railroad passenger service that offers scenic long-distance travel through remote, snow-covered regions of Alaska during the winter months.
  • E. Taejongdae Danubi train
    The Taejongdae Danubi train is a tourist shuttle train in Busan’s Taejongdae Resort Park that transports visitors between major scenic spots such as cliffs, forests, and the lighthouse.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: operatesTouristTrain
Context triple: [JR Hokkaido, operatesTouristTrain, Norokko trains (seasonal, scenic)]
  • A. Scenic RailwayStatus
    Indicates that an entity’s status or condition is specifically related to a scenic railway (e.g., whether it is active, inactive, under construction, or otherwise classified).
  • B. servesLocalTrains
    Indicates that a station or facility provides service or stops specifically for local (non-express) train routes.
  • C. trainOperation chosen
    Indicates that an entity is engaged in operating, running, or managing the movement and service of a train.
  • D. trainsOn
    Indicates that one entity receives training, instruction, or practice using or based on another entity (such as a resource, dataset, tool, or subject).
  • E. tramOperator
    Indicates that one entity operates, manages, or runs tram services for another entity or area.
  • F. None of above.

Provenance (6 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_69d6aaddeaa8819088b30ef7b50598c9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8014c820c81908538ba4a08e13230 completed April 9, 2026, 7:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69e58d56608481908dbb19daa2abfc0a completed April 20, 2026, 2:20 a.m.
NEDg Description generation batch_69e59777b1208190a33a50da286535ee completed April 20, 2026, 3:03 a.m.
NED2 Entity disambiguation (via description) batch_69e5a3cf9d388190944340af484b3a54 completed April 20, 2026, 3:55 a.m.
PD Predicate disambiguation batch_69d7e70ffd708190b62a78ebcbce9f78 completed April 9, 2026, 5:51 p.m.
Created at: April 8, 2026, 9:34 p.m.