Triple

T19298007
Position Surface form Disambiguated ID Type / Status
Subject Solna centrum metro station E482617 entity
Predicate partOfLine P6309 FINISHED
Object Blue Line
The Blue Line is one of the main lines of the Stockholm metro system, running through central Stockholm and serving several key suburbs including Solna.
E1366456 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: Blue Line | Statement: [Solna centrum metro station, partOfLine, Blue Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blue Line
Context triple: [Solna centrum metro station, partOfLine, Blue Line]
  • A. Blue Line
    The Blue Line is one of the color-coded rapid transit routes in the Washington Metro system, running through key parts of Washington, D.C. and its Virginia suburbs.
  • B. Blue Line
    The Blue Line is one of the main lines of the Lisbon Metro system, serving key central and northern areas of Portugal’s capital city.
  • C. Blue Line
    The Blue Line is a primary light rail route of the San Diego Trolley system, running through key corridors of the San Diego metropolitan area.
  • D. Blue Line
    The Blue Line is one of the aerial cable car routes in La Paz–El Alto’s Mi Teleférico urban transit system, providing high-altitude public transportation across the Bolivian cities.
  • E. Blue Line
    The Blue Line is a light rail service in Pittsburgh's public transit system that connects downtown with several southern suburbs.
  • 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: Blue Line
Triple: [Solna centrum metro station, partOfLine, Blue Line]
Generated description
The Blue Line is one of the main lines of the Stockholm metro system, running through central Stockholm and serving several key suburbs including Solna.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blue Line
Target entity description: The Blue Line is one of the main lines of the Stockholm metro system, running through central Stockholm and serving several key suburbs including Solna.
  • A. Blue Line chosen
    Blue Line is one of the main lines of the Stockholm metro system, serving several northern and western suburbs of the city.
  • B. Blue Line
    The Blue Line is one of the major corridors of the Delhi Metro rapid transit system, connecting key residential and commercial areas across Delhi and its neighboring regions.
  • C. Blue Line
    The Blue Line is one of the main lines of the Lisbon Metro system, serving key central and northern areas of Portugal’s capital city.
  • D. Blue Line
    Blue Line is the common name for Taipei Metro’s Bannan Line, a major east–west rapid transit route serving key commercial and residential districts in Taipei and New Taipei City.
  • E. Blue Line
    The Blue Line is one of the main corridors of the Chennai Metro rapid transit system, connecting key areas of Chennai, India.
  • 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc86f8648190920d122bb141c6e5 completed April 20, 2026, 10:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a071bd24da48190ac0981b7ba3d771d completed May 15, 2026, 1:12 p.m.
NEDg Description generation batch_6a071cc1c76c8190b99ef2b319f6ab39 completed May 15, 2026, 1:16 p.m.
NED2 Entity disambiguation (via description) batch_6a071d787dd881908d86c5fe52ca2561 completed May 15, 2026, 1:19 p.m.
Created at: April 10, 2026, 1:31 p.m.