Triple

T11766193
Position Surface form Disambiguated ID Type / Status
Subject Finland Station E279787 entity
Predicate railwayLineServed P848 FINISHED
Object Saint Petersburg–Vyborg line
The Saint Petersburg–Vyborg line is a major railway route in northwestern Russia connecting Saint Petersburg with the city of Vyborg and serving as part of the corridor toward Finland.
E945423 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: Saint Petersburg–Vyborg line | Statement: [Finland Station, railwayLineServed, Saint Petersburg–Vyborg line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Saint Petersburg–Vyborg line
Context triple: [Finland Station, railwayLineServed, Saint Petersburg–Vyborg line]
  • A. Kirovsko-Vyborgskaya Line
    The Kirovsko-Vyborgskaya Line is one of the main rapid transit lines of the Saint Petersburg Metro, running roughly north–south and serving several key residential and industrial districts of the city.
  • B. Gdov–Luga line
    The Gdov–Luga line is a regional railway route in northwestern Russia that historically connected the towns of Gdov and Luga, serving as part of the local transport and freight network.
  • C. Solntsevskaya Line
    The Solntsevskaya Line is a line of the Moscow Metro system serving western and southwestern districts of Moscow with modern rapid transit connections.
  • D. Filevskaya Line
    Filevskaya Line is one of the lines of the Moscow Metro, known for its partially surface-level sections and service to western districts of the city.
  • E. Saint Petersburg–Kyiv line
    The Saint Petersburg–Kyiv line is a major historical railway route linking Russia’s former imperial capital Saint Petersburg with Ukraine’s capital Kyiv, passing through key cities such as Orsha.
  • 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: Saint Petersburg–Vyborg line
Triple: [Finland Station, railwayLineServed, Saint Petersburg–Vyborg line]
Generated description
The Saint Petersburg–Vyborg line is a major railway route in northwestern Russia connecting Saint Petersburg with the city of Vyborg and serving as part of the corridor toward Finland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Saint Petersburg–Vyborg line
Target entity description: The Saint Petersburg–Vyborg line is a major railway route in northwestern Russia connecting Saint Petersburg with the city of Vyborg and serving as part of the corridor toward Finland.
  • A. Kirovsko-Vyborgskaya Line
    The Kirovsko-Vyborgskaya Line is one of the main rapid transit lines of the Saint Petersburg Metro, running roughly north–south and serving several key residential and industrial districts of the city.
  • B. Gdov–Luga line
    The Gdov–Luga line is a regional railway route in northwestern Russia that historically connected the towns of Gdov and Luga, serving as part of the local transport and freight network.
  • C. Solntsevskaya Line
    The Solntsevskaya Line is a line of the Moscow Metro system serving western and southwestern districts of Moscow with modern rapid transit connections.
  • D. Filevskaya Line
    Filevskaya Line is one of the lines of the Moscow Metro, known for its partially surface-level sections and service to western districts of the city.
  • E. Saint Petersburg–Kyiv line
    The Saint Petersburg–Kyiv line is a major historical railway route linking Russia’s former imperial capital Saint Petersburg with Ukraine’s capital Kyiv, passing through key cities such as Orsha.
  • 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_69d6ab01d2688190ad8ed6bda487eaa5 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a525948081908af62cc5d4c7c482 completed April 10, 2026, 7:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69f09053a9b08190983e15f2da3d3889 completed April 28, 2026, 10:47 a.m.
NEDg Description generation batch_69f0bd36673881908530b68e496c3d2e completed April 28, 2026, 1:59 p.m.
NED2 Entity disambiguation (via description) batch_69f0eec1f5d081908624fe2a93995fe5 completed April 28, 2026, 5:30 p.m.
Created at: April 8, 2026, 9:41 p.m.