Triple

T967089
Position Surface form Disambiguated ID Type / Status
Subject Täby Municipality E20860 entity
Predicate hasCommuterRailService P522 FINISHED
Object Roslagsbanan
Roslagsbanan is a narrow-gauge suburban railway line in the Stockholm region of Sweden that provides commuter rail services to several northern suburbs.
E118941 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: Roslagsbanan | Statement: [Täby Municipality, hasCommuterRailService, Roslagsbanan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roslagsbanan
Context triple: [Täby Municipality, hasCommuterRailService, Roslagsbanan]
  • A. Stockholm metro
    The Stockholm metro is the rapid transit system serving Sweden's capital, renowned for its extensive network and art-adorned stations often called the world's longest art gallery.
  • B. Stockholm commuter rail
    Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
  • C. Tvärbanan light rail
    Tvärbanan light rail is a Stockholm-area tramway system that provides cross-city public transit connections between several suburbs and districts outside the central metro lines.
  • D. Stockholm tramways
    Stockholm tramways is the city’s network of tram and light rail lines that complements the metro and buses in serving urban and suburban areas of Stockholm.
  • E. Østfold Line
    The Østfold Line is a major railway line in southeastern Norway that runs from Oslo through towns in the Østfold region toward the Swedish border.
  • 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: Roslagsbanan
Triple: [Täby Municipality, hasCommuterRailService, Roslagsbanan]
Generated description
Roslagsbanan is a narrow-gauge suburban railway line in the Stockholm region of Sweden that provides commuter rail services to several northern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roslagsbanan
Target entity description: Roslagsbanan is a narrow-gauge suburban railway line in the Stockholm region of Sweden that provides commuter rail services to several northern suburbs.
  • A. Stockholm metro
    The Stockholm metro is the rapid transit system serving Sweden's capital, renowned for its extensive network and art-adorned stations often called the world's longest art gallery.
  • B. Stockholm commuter rail
    Stockholm commuter rail is a regional rail network serving the greater Stockholm area, connecting the city with its suburbs and surrounding municipalities.
  • C. Tvärbanan light rail
    Tvärbanan light rail is a Stockholm-area tramway system that provides cross-city public transit connections between several suburbs and districts outside the central metro lines.
  • D. Stockholm tramways
    Stockholm tramways is the city’s network of tram and light rail lines that complements the metro and buses in serving urban and suburban areas of Stockholm.
  • E. Østfold Line
    The Østfold Line is a major railway line in southeastern Norway that runs from Oslo through towns in the Østfold region toward the Swedish border.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasCommuterRailService
Context triple: [Täby Municipality, hasCommuterRailService, Roslagsbanan]
  • A. hasPublicTransitProvider
    Indicates that a place or region is served by a specific public transit operating organization or agency.
  • B. hasLightRailSystem
    Indicates that a place possesses and operates a light rail transit system.
  • C. hasRailSystem chosen
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • D. transportationServedBy
    Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
  • E. hasPublicTransportAgency
    Indicates that a place or transport system is served, managed, or overseen by a specific public transportation agency.
  • 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_69a493b33d2c81909c52c369d3ca8436 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b43412488190b68e33d2b36a0ba3 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac2a11e4148190bb18849c52c2ed9a completed March 7, 2026, 1:37 p.m.
NEDg Description generation batch_69ac366e1a488190a30cd2806615c334 completed March 7, 2026, 2:30 p.m.
NED2 Entity disambiguation (via description) batch_69ac38dd63008190b9bccd53be4583de completed March 7, 2026, 2:40 p.m.
PD Predicate disambiguation batch_69a4b2a42c1481908d940cbe0aefdd3b completed March 1, 2026, 9:41 p.m.
Created at: March 1, 2026, 7:40 p.m.