Triple

T3914851
Position Surface form Disambiguated ID Type / Status
Subject Łódź Fabryczna railway station E88810 entity
Predicate countryRailOperatorServed P14525 FINISHED
Object PKP Intercity E109587 NE FINISHED

How this triple was built (3 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: PKP Intercity | Statement: [Łódź Fabryczna railway station, countryRailOperatorServed, PKP Intercity]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: PKP Intercity
Context triple: [Łódź Fabryczna railway station, countryRailOperatorServed, PKP Intercity]
  • A. PKP Intercity chosen
    PKP Intercity is Poland’s primary long-distance passenger rail operator, running intercity and international train services across the country and beyond.
  • B. İZBAN commuter rail
    İZBAN commuter rail is a major suburban rail system serving the İzmir metropolitan area in Turkey, providing high-capacity, rapid transit along the city’s north–south axis.
  • C. RegioExpress
    RegioExpress is a category of Swiss regional express trains that provide relatively fast, limited-stop connections between major and medium-sized towns.
  • D. PKP S.A.
    PKP S.A. is Poland’s state-owned railway company responsible for managing much of the country’s rail infrastructure and related assets.
  • E. Prague commuter rail
    The Prague commuter rail is a suburban rail network that links Prague with its surrounding metropolitan area, providing frequent regional train services that complement the city’s urban transit system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: countryRailOperatorServed
Context triple: [Łódź Fabryczna railway station, countryRailOperatorServed, PKP Intercity]
  • A. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • B. hasLocalRailOperator
    Indicates that a specified rail operator is responsible for providing local or regional rail services within a particular area or network.
  • C. railwayCompanyType
    Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
  • D. transportationServedBy chosen
    Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
  • E. railServiceType
    Indicates the specific category or type of rail service that applies to the relationship between the involved entities (e.g., local, express, freight).
  • F. None of above.

Provenance (4 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_69aed955229881909e85e73ffab1d343 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aef188b474819087680db42b04ecdd completed March 9, 2026, 4:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b528606ef88190a06ab8073d1df945 completed March 14, 2026, 9:20 a.m.
PD Predicate disambiguation batch_69aee75eedcc81908088ff4dbb8be56b completed March 9, 2026, 3:29 p.m.
Created at: March 9, 2026, 3:22 p.m.