Triple

T632385
Position Surface form Disambiguated ID Type / Status
Subject Brussels-Luxembourg railway station E15949 entity
Predicate publicTransportZone P17300 FINISHED
Object STIB/MIVB Brussels fare zone
The STIB/MIVB Brussels fare zone is the main urban tariff area within which Brussels’ public transport operator applies its standard ticketing and passes across the city’s metro, tram, and bus network.
E81699 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: STIB/MIVB Brussels fare zone | Statement: [Brussels-Luxembourg railway station, publicTransportZone, STIB/MIVB Brussels fare zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: STIB/MIVB Brussels fare zone
Context triple: [Brussels-Luxembourg railway station, publicTransportZone, STIB/MIVB Brussels fare zone]
  • A. Brussels Metro
    The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
  • B. Brussels suburban rail network
    The Brussels suburban rail network is a regional commuter rail system serving Brussels and its surrounding areas, connecting the city with nearby towns and suburbs through frequent train services.
  • C. Bruxelles-Midi / Brussel-Zuid
    Bruxelles-Midi / Brussel-Zuid is the main international and long-distance railway hub of Brussels, serving high-speed trains like Eurostar and Thalys as well as extensive domestic services.
  • D. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • E. Bruxelles-Central / Brussel-Centraal
    Bruxelles-Central / Brussel-Centraal is the main central railway station in Brussels, Belgium, serving as a key hub for national and regional train services.
  • 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: STIB/MIVB Brussels fare zone
Triple: [Brussels-Luxembourg railway station, publicTransportZone, STIB/MIVB Brussels fare zone]
Generated description
The STIB/MIVB Brussels fare zone is the main urban tariff area within which Brussels’ public transport operator applies its standard ticketing and passes across the city’s metro, tram, and bus network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: STIB/MIVB Brussels fare zone
Target entity description: The STIB/MIVB Brussels fare zone is the main urban tariff area within which Brussels’ public transport operator applies its standard ticketing and passes across the city’s metro, tram, and bus network.
  • A. Brussels Metro
    The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
  • B. Brussels suburban rail network
    The Brussels suburban rail network is a regional commuter rail system serving Brussels and its surrounding areas, connecting the city with nearby towns and suburbs through frequent train services.
  • C. Bruxelles-Midi / Brussel-Zuid
    Bruxelles-Midi / Brussel-Zuid is the main international and long-distance railway hub of Brussels, serving high-speed trains like Eurostar and Thalys as well as extensive domestic services.
  • D. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • E. Bruxelles-Central / Brussel-Centraal
    Bruxelles-Central / Brussel-Centraal is the main central railway station in Brussels, Belgium, serving as a key hub for national and regional train services.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: publicTransportZone
Context triple: [Brussels-Luxembourg railway station, publicTransportZone, STIB/MIVB Brussels fare zone]
  • A. publicTransportAuthority
    Indicates that one entity serves as the governing or managing authority responsible for overseeing public transportation services related to another entity.
  • B. publicTransit
    Indicates that one entity provides or is connected via shared, scheduled transportation services (such as buses, trains, or subways) that are available for use by the general public.
  • C. partOfTransitSystem
    Indicates that something is a component or segment within a larger transit or transportation system.
  • D. publicTransportAuthorityRelation
    Indicates that one entity serves as the public transport authority responsible for overseeing, regulating, or managing public transportation services related to another entity.
  • E. publicTransitStop
    Indicates that a location serves as a designated stop or station where public transit vehicles (such as buses, trains, or trams) pick up and drop off passengers.
  • F. None of above. chosen

Provenance (7 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_69a4935c131c8190a5378c6bf101e8cc completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49ec2a4c08190bc5c6ce8a10b0967 completed March 1, 2026, 8:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a58a6eeb688190b950e3c4fb5962f8 completed March 2, 2026, 1:02 p.m.
NEDg Description generation batch_69a58bca7d688190b6f9486838228f29 completed March 2, 2026, 1:08 p.m.
NED2 Entity disambiguation (via description) batch_69a5907b71c481908c59141ba7703a74 completed March 2, 2026, 1:28 p.m.
PD Predicate disambiguation batch_69a49d030c648190ba1a02301b45f694 completed March 1, 2026, 8:09 p.m.
PDg Predicate description generation batch_69a49defe58c8190bd39ef47c9f660a7 completed March 1, 2026, 8:13 p.m.
Created at: March 1, 2026, 7:35 p.m.