Triple

T632354
Position Surface form Disambiguated ID Type / Status
Subject Brussels-Luxembourg railway station E15949 entity
Predicate ownedBy P347 FINISHED
Object SNCB/NMBS
SNCB/NMBS is the Belgian national railway company responsible for operating most passenger train services and managing much of the rail infrastructure in Belgium.
 E78978 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: SNCB/NMBS | Statement: [Brussels-Luxembourg railway station, ownedBy, SNCB/NMBS]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SNCB/NMBS
Context triple: [Brussels-Luxembourg railway station, ownedBy, SNCB/NMBS]
  • A. ProRail
    ProRail is the Dutch government-owned company responsible for managing and maintaining the national railway infrastructure in the Netherlands.
  • B. Nederlandse Spoorwegen
    Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
  • C. Thalys
    Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
  • D. 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.
  • E. SNCF
    SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
  • 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: SNCB/NMBS
Triple: [Brussels-Luxembourg railway station, ownedBy, SNCB/NMBS]
Generated description
SNCB/NMBS is the Belgian national railway company responsible for operating most passenger train services and managing much of the rail infrastructure in Belgium.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SNCB/NMBS
Target entity description: SNCB/NMBS is the Belgian national railway company responsible for operating most passenger train services and managing much of the rail infrastructure in Belgium.
  • A. ProRail
    ProRail is the Dutch government-owned company responsible for managing and maintaining the national railway infrastructure in the Netherlands.
  • B. Nederlandse Spoorwegen
    Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
  • C. Thalys
    Thalys is a high-speed international train service connecting major cities in France, Belgium, the Netherlands, and Germany.
  • D. 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.
  • E. SNCF
    SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
  • 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_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_69a56c4efbe08190aadee9964901a368 completed March 2, 2026, 10:54 a.m.
NEDg Description generation batch_69a56ccb53408190a4ddc62c15ed206b completed March 2, 2026, 10:56 a.m.
NED2 Entity disambiguation (via description) batch_69a56d236e388190b0ff9a6b8c296e2d completed March 2, 2026, 10:57 a.m.
Created at: March 1, 2026, 7:35 p.m.