Triple

T708949
Position Surface form Disambiguated ID Type / Status
Subject Helsinki E14163 entity
Predicate hasMetro P17559 FINISHED
Object Helsinki Metro
The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
E87880 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: Helsinki Metro | Statement: [Helsinki, hasMetro, Helsinki Metro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Helsinki Metro
Context triple: [Helsinki, hasMetro, Helsinki Metro]
  • 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. Copenhagen Metro
    Copenhagen Metro is a rapid transit system in Copenhagen, Denmark, known for its driverless trains, frequent service, and extensive underground and elevated lines connecting key parts of the city and suburbs.
  • C. S-train network
    The S-train network is Copenhagen’s electrified suburban rail system that connects the city center with its surrounding metropolitan areas through frequent, high-capacity commuter services.
  • D. Oslo Metro
    The Oslo Metro is the rapid transit system serving Norway's capital, providing high-frequency urban and suburban rail connections across the Oslo metropolitan area.
  • E. Budapest Metro
    The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
  • 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: Helsinki Metro
Triple: [Helsinki, hasMetro, Helsinki Metro]
Generated description
The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Helsinki Metro
Target entity description: The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
  • 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. Copenhagen Metro
    Copenhagen Metro is a rapid transit system in Copenhagen, Denmark, known for its driverless trains, frequent service, and extensive underground and elevated lines connecting key parts of the city and suburbs.
  • C. S-train network
    The S-train network is Copenhagen’s electrified suburban rail system that connects the city center with its surrounding metropolitan areas through frequent, high-capacity commuter services.
  • D. Oslo Metro
    The Oslo Metro is the rapid transit system serving Norway's capital, providing high-frequency urban and suburban rail connections across the Oslo metropolitan area.
  • E. Budapest Metro
    The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasMetro
Context triple: [Helsinki, hasMetro, Helsinki Metro]
  • A. hasMetropolitan
    Indicates that an entity is associated with, served by, or located within a specific metropolitan area.
  • B. hasMetroLine chosen
    Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
  • C. operatesInMetropolitanArea
    Indicates that an entity conducts its activities or provides its services within a specified metropolitan area.
  • D. hasTargetCity
    Indicates that something is directed toward, intended for, or specifically associated with a particular city as its target.
  • E. hasMetropolitanCounty
    Indicates that an entity is associated with, located within, or administered by a specific metropolitan county.
  • 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_69a493494ec48190ae6751683625a9ba completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a5c011948190b2cfccd8fe722742 completed March 1, 2026, 8:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a64a5851548190adeacb2feb35a1cb completed March 3, 2026, 2:41 a.m.
NEDg Description generation batch_69a64b8b1db08190b2ec6238bd176ca8 completed March 3, 2026, 2:46 a.m.
NED2 Entity disambiguation (via description) batch_69a64c70803c81909cb7f3c0189733b4 completed March 3, 2026, 2:50 a.m.
PD Predicate disambiguation batch_69a4a4f0217081908268b3f47e72f8df completed March 1, 2026, 8:43 p.m.
Created at: March 1, 2026, 7:36 p.m.