Triple

T2656705
Position Surface form Disambiguated ID Type / Status
Subject Bruxelles-Central / Brussel-Centraal E54628 entity
Predicate railwayLine P848 FINISHED
Object North–South connection (Brussels)
The North–South connection in Brussels is a major railway tunnel and corridor that links the city’s main train stations and serves as a central backbone of Belgium’s rail network.
 E286109 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: North–South connection (Brussels) | Statement: [Bruxelles-Central / Brussel-Centraal, railwayLine, North–South connection (Brussels)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North–South connection (Brussels)
Context triple: [Bruxelles-Central / Brussel-Centraal, railwayLine, North–South connection (Brussels)]
  • A. northern Brussels
    Northern Brussels is the area of Belgium’s capital city that includes districts like Laeken and serves as a largely residential and institutional zone with royal and European Union sites.
  • B. Bruxelles-Nord / Brussel-Noord
    Bruxelles-Nord / Brussel-Noord is one of the main railway stations in Brussels, serving as a major hub for national and international train connections in Belgium.
  • C. 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.
  • D. Brussels railway stations
    Brussels railway stations are a network of major and minor train hubs in Belgium’s capital that serve national and international rail services and integrate with the city’s public transport system.
  • E. 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.
  • 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: North–South connection (Brussels)
Triple: [Bruxelles-Central / Brussel-Centraal, railwayLine, North–South connection (Brussels)]
Generated description
The North–South connection in Brussels is a major railway tunnel and corridor that links the city’s main train stations and serves as a central backbone of Belgium’s rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: North–South connection (Brussels)
Target entity description: The North–South connection in Brussels is a major railway tunnel and corridor that links the city’s main train stations and serves as a central backbone of Belgium’s rail network.
  • A. northern Brussels
    Northern Brussels is the area of Belgium’s capital city that includes districts like Laeken and serves as a largely residential and institutional zone with royal and European Union sites.
  • B. Bruxelles-Nord / Brussel-Noord
    Bruxelles-Nord / Brussel-Noord is one of the main railway stations in Brussels, serving as a major hub for national and international train connections in Belgium.
  • C. 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.
  • D. Brussels railway stations
    Brussels railway stations are a network of major and minor train hubs in Belgium’s capital that serve national and international rail services and integrate with the city’s public transport system.
  • E. 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.
  • 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_69ab49e028948190b97e01d73548b1d9 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd94ae2e881909399b3d58159aa29 completed March 7, 2026, 7:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69af98d325ec819097d7f80a28343687 completed March 10, 2026, 4:06 a.m.
NEDg Description generation batch_69af9942390081909fd17fa20386fed6 completed March 10, 2026, 4:08 a.m.
NED2 Entity disambiguation (via description) batch_69af99af3c8c8190b1342dd4bd5866e2 completed March 10, 2026, 4:10 a.m.
Created at: March 6, 2026, 9:53 p.m.