Triple

T14867440
Position Surface form Disambiguated ID Type / Status
Subject BKV E349652 entity
Predicate usesInfrastructure P6820 FINISHED
Object Budapest trolleybus network
The Budapest trolleybus network is an electric public transport system in Hungary’s capital, consisting of multiple trolleybus lines that serve urban districts with overhead-wire-powered vehicles.
E1140056 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: Budapest trolleybus network | Statement: [BKV, usesInfrastructure, Budapest trolleybus network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Budapest trolleybus network
Context triple: [BKV, usesInfrastructure, Budapest trolleybus network]
  • A. Budapest tram network
    The Budapest tram network is an extensive urban light rail system that provides key surface public transportation across Hungary’s capital, complementing the city’s metro and bus services.
  • B. Budapest transport network
    The Budapest transport network is the integrated system of metro lines, trams, buses, trolleybuses, suburban railways, and river services that provides public transportation across Hungary’s capital.
  • C. 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.
  • D. Budapest suburban rail
    Budapest suburban rail is a commuter rail network serving the greater Budapest area, linking the city center with its surrounding suburbs and satellite towns.
  • E. Budapest Metro Line 3
    Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
  • 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: Budapest trolleybus network
Triple: [BKV, usesInfrastructure, Budapest trolleybus network]
Generated description
The Budapest trolleybus network is an electric public transport system in Hungary’s capital, consisting of multiple trolleybus lines that serve urban districts with overhead-wire-powered vehicles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Budapest trolleybus network
Target entity description: The Budapest trolleybus network is an electric public transport system in Hungary’s capital, consisting of multiple trolleybus lines that serve urban districts with overhead-wire-powered vehicles.
  • A. Budapest tram network
    The Budapest tram network is an extensive urban light rail system that provides key surface public transportation across Hungary’s capital, complementing the city’s metro and bus services.
  • B. Budapest transport network
    The Budapest transport network is the integrated system of metro lines, trams, buses, trolleybuses, suburban railways, and river services that provides public transportation across Hungary’s capital.
  • C. 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.
  • D. Budapest suburban rail
    Budapest suburban rail is a commuter rail network serving the greater Budapest area, linking the city center with its surrounding suburbs and satellite towns.
  • E. Budapest Metro Line 3
    Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
  • 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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded5776b848190bfe3a06ff261dc31 completed April 15, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69febfd1a1b48190b3b69b2841f643a3 completed May 9, 2026, 5:02 a.m.
NEDg Description generation batch_69fec17d53448190942e5df10ffad4e5 completed May 9, 2026, 5:09 a.m.
NED2 Entity disambiguation (via description) batch_69fec2300c4481908892a6515d99c12f completed May 9, 2026, 5:12 a.m.
Created at: April 10, 2026, 1:55 a.m.