Triple

T10831356
Position Surface form Disambiguated ID Type / Status
Subject Kiyevsky railway station E255625 entity
Predicate partOfTransportHub P2413 FINISHED
Object Kievskaya metro hub
Kievskaya metro hub is a major Moscow transport interchange complex centered around multiple Kievskaya metro stations and the adjacent Kiyevsky railway terminal.
E891633 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: Kievskaya metro hub | Statement: [Kiyevsky railway station, partOfTransportHub, Kievskaya metro hub]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kievskaya metro hub
Context triple: [Kiyevsky railway station, partOfTransportHub, Kievskaya metro hub]
  • A. Kharkiv Metro
    Kharkiv Metro is the rapid transit system serving the city of Kharkiv, Ukraine, providing urban rail transportation across multiple underground lines and stations.
  • B. Kyiv Metro
    Kyiv Metro is the rapid transit system serving Ukraine’s capital, known for its deep underground stations and role as a major component of the city’s public transportation network.
  • C. Khreshchatyk metro station
    Khreshchatyk metro station is a central Kyiv Metro station on the Sviatoshynsko–Brovarska Line, serving as a major transit hub in the heart of Ukraine’s capital.
  • D. Maidan Nezalezhnosti metro station
    Maidan Nezalezhnosti metro station is a central Kyiv Metro station located beneath Independence Square, serving as a key interchange point in the city’s rapid transit network.
  • E. Dnipro Metro
    The Dnipro Metro is a small rapid transit system serving the city of Dnipro in Ukraine, featuring a single operational line with Soviet-era rolling stock and limited but expanding coverage.
  • 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: Kievskaya metro hub
Triple: [Kiyevsky railway station, partOfTransportHub, Kievskaya metro hub]
Generated description
Kievskaya metro hub is a major Moscow transport interchange complex centered around multiple Kievskaya metro stations and the adjacent Kiyevsky railway terminal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kievskaya metro hub
Target entity description: Kievskaya metro hub is a major Moscow transport interchange complex centered around multiple Kievskaya metro stations and the adjacent Kiyevsky railway terminal.
  • A. Kharkiv Metro
    Kharkiv Metro is the rapid transit system serving the city of Kharkiv, Ukraine, providing urban rail transportation across multiple underground lines and stations.
  • B. Kyiv Metro
    Kyiv Metro is the rapid transit system serving Ukraine’s capital, known for its deep underground stations and role as a major component of the city’s public transportation network.
  • C. Khreshchatyk metro station
    Khreshchatyk metro station is a central Kyiv Metro station on the Sviatoshynsko–Brovarska Line, serving as a major transit hub in the heart of Ukraine’s capital.
  • D. Maidan Nezalezhnosti metro station
    Maidan Nezalezhnosti metro station is a central Kyiv Metro station located beneath Independence Square, serving as a key interchange point in the city’s rapid transit network.
  • E. Dnipro Metro
    The Dnipro Metro is a small rapid transit system serving the city of Dnipro in Ukraine, featuring a single operational line with Soviet-era rolling stock and limited but expanding coverage.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: partOfTransportHub
Context triple: [Kiyevsky railway station, partOfTransportHub, Kievskaya metro hub]
  • A. hasTransportHub chosen
    Indicates that a location contains or serves as a central facility where multiple transport routes or modes connect for passenger or cargo movement.
  • B. isTransportHubType
    Indicates that something serves as or belongs to a particular category of transport hub (such as a station, port, or terminal).
  • C. partOfTransitSystem
    Indicates that something is a component or segment within a larger transit or transportation system.
  • D. transportationFacility
    Indicates that one entity is a facility or location used for the transportation or transit of people or goods in relation to another entity.
  • E. isTransportHubBetween
    Indicates that a location functions as a central node facilitating transportation connections between two or more other places.
  • 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_69d6aa8081448190a9324184f2bd1c26 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d744222288819093258b452569acab completed April 9, 2026, 6:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69e154a582188190af96ae0d5cc08dc4 completed April 16, 2026, 9:29 p.m.
NEDg Description generation batch_69e1739ed9b88190949125759f42efd2 completed April 16, 2026, 11:41 p.m.
NED2 Entity disambiguation (via description) batch_69e175ecef0c8190b08052d751f1a608 completed April 16, 2026, 11:51 p.m.
PD Predicate disambiguation batch_69d70d25280c8190b648d7d1958b413a completed April 9, 2026, 2:21 a.m.
Created at: April 8, 2026, 9:19 p.m.