Triple

T1238860
Position Surface form Disambiguated ID Type / Status
Subject Vilvoorde E26610 entity
Predicate servedBy P82 FINISHED
Object Belgian railway line 25
Belgian railway line 25 is one of Belgium’s main railway routes, connecting Brussels with Antwerp and forming a key part of the country’s north–south rail corridor.
E142653 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: Belgian railway line 25 | Statement: [Vilvoorde, servedBy, Belgian railway line 25]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Belgian railway line 25
Context triple: [Vilvoorde, servedBy, Belgian railway line 25]
  • A. Brussels–Namur railway line
    The Brussels–Namur railway line is a major Belgian rail route connecting the capital city Brussels with the city of Namur, serving as an important corridor for both regional and intercity train services.
  • B. Belgian railway network
    The Belgian railway network is a dense, electrified rail system covering all regions of Belgium and connecting major cities domestically and internationally.
  • 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. Luxembourg–Thionville railway line
    The Luxembourg–Thionville railway line is an international rail route connecting Luxembourg City with Thionville in northeastern France, serving as a key commuter and cross-border transport corridor.
  • E. 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.
  • 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: Belgian railway line 25
Triple: [Vilvoorde, servedBy, Belgian railway line 25]
Generated description
Belgian railway line 25 is one of Belgium’s main railway routes, connecting Brussels with Antwerp and forming a key part of the country’s north–south rail corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Belgian railway line 25
Target entity description: Belgian railway line 25 is one of Belgium’s main railway routes, connecting Brussels with Antwerp and forming a key part of the country’s north–south rail corridor.
  • A. Brussels–Namur railway line
    The Brussels–Namur railway line is a major Belgian rail route connecting the capital city Brussels with the city of Namur, serving as an important corridor for both regional and intercity train services.
  • B. Belgian railway network
    The Belgian railway network is a dense, electrified rail system covering all regions of Belgium and connecting major cities domestically and internationally.
  • 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. Luxembourg–Thionville railway line
    The Luxembourg–Thionville railway line is an international rail route connecting Luxembourg City with Thionville in northeastern France, serving as a key commuter and cross-border transport corridor.
  • E. 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.
  • 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_69a4948689d08190b3a4a3f388c02148 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4bf406b988190a12aa26bbcb88d6a completed March 1, 2026, 10:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac8f7755fc819089e23eca81583885 completed March 7, 2026, 8:49 p.m.
NEDg Description generation batch_69ac903eb12c8190a4024a71f15b19a4 completed March 7, 2026, 8:53 p.m.
NED2 Entity disambiguation (via description) batch_69ac916522b081908401b89261f99d50 completed March 7, 2026, 8:58 p.m.
Created at: March 1, 2026, 7:47 p.m.