Triple

T15699921
Position Surface form Disambiguated ID Type / Status
Subject Poznań Główny railway station E380566 entity
Predicate operatedBy P86 FINISHED
Object Koleje Wielkopolskie
Koleje Wielkopolskie is a regional rail operator in the Greater Poland (Wielkopolska) region of Poland, providing passenger train services centered around Poznań.
 E1171948 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Koleje Wielkopolskie | Statement: [Poznań Główny railway station, operatedBy, Koleje Wielkopolskie]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Koleje Wielkopolskie
Context triple: [Poznań Główny railway station, operatedBy, Koleje Wielkopolskie]
  • A. Koleje Dolnośląskie
    Koleje Dolnośląskie is a regional rail operator in the Lower Silesia region of Poland, providing passenger train services connecting major cities and localities, including routes through Wrocław.
  • B. Koleje Małopolskie
    Koleje Małopolskie is a regional rail operator in the Lesser Poland (Małopolska) region of Poland, providing passenger train services that connect Kraków with surrounding towns and cities.
  • C. Koleje Mazowieckie
    Koleje Mazowieckie is a regional rail operator in Poland that provides commuter and regional train services centered on Warsaw and across the Masovian Voivodeship.
  • D. Polskie Koleje Państwowe
    Polskie Koleje Państwowe is Poland’s state-owned national railway company, responsible for the country’s rail infrastructure and passenger and freight services.
  • E. Wrocław Główny
    Wrocław Główny is the main railway station in Wrocław, Poland, and one of the country’s largest and busiest rail hubs.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Koleje Wielkopolskie
Target entity description: Koleje Wielkopolskie is a regional rail operator in the Greater Poland (Wielkopolska) region of Poland, providing passenger train services centered around Poznań.
  • A. Koleje Dolnośląskie
    Koleje Dolnośląskie is a regional rail operator in the Lower Silesia region of Poland, providing passenger train services connecting major cities and localities, including routes through Wrocław.
  • B. Koleje Małopolskie
    Koleje Małopolskie is a regional rail operator in the Lesser Poland (Małopolska) region of Poland, providing passenger train services that connect Kraków with surrounding towns and cities.
  • C. Koleje Mazowieckie
    Koleje Mazowieckie is a regional rail operator in Poland that provides commuter and regional train services centered on Warsaw and across the Masovian Voivodeship.
  • D. Polskie Koleje Państwowe
    Polskie Koleje Państwowe is Poland’s state-owned national railway company, responsible for the country’s rail infrastructure and passenger and freight services.
  • E. Wrocław Główny
    Wrocław Główny is the main railway station in Wrocław, Poland, and one of the country’s largest and busiest rail hubs.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Koleje Wielkopolskie
Triple: [Poznań Główny railway station, operatedBy, Koleje Wielkopolskie]
Generated description
Koleje Wielkopolskie is a regional rail operator in the Greater Poland (Wielkopolska) region of Poland, providing passenger train services centered around Poznań.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d86d99e860819094b6957cde470f2c elicitation completed
NER batch_69e04f6d71308190971c10c599da9645 ner completed
NED1 batch_69ff75756ecc8190bd2123ddfd080fd1 ned_source_triple completed
NED2 batch_69ff76ec45948190bee47609c0d2fd10 ned_description completed
NEDg batch_69ff763d40348190bf102da746420390 nedg completed
Created at: April 10, 2026, 4:45 a.m.