Triple

T6996045
Position Surface form Disambiguated ID Type / Status
Subject Amsterdam–Maastricht rail corridor E162216 entity
Predicate hasKeyHub P31316 FINISHED
Object Maastricht station
Maastricht station is a major railway hub in the Dutch city of Maastricht, serving as a key terminus and interchange for regional, national, and international train services.
 E645254 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: Maastricht station | Statement: [Amsterdam–Maastricht rail corridor, hasKeyHub, Maastricht station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Maastricht station
Context triple: [Amsterdam–Maastricht rail corridor, hasKeyHub, Maastricht station]
  • A. Brussels-Luxembourg railway station
    Brussels-Luxembourg railway station is a central Brussels train station located in the European Quarter, serving as a key transport hub for the nearby European Parliament and surrounding institutions.
  • B. Brussels-Schuman railway station
    Brussels-Schuman railway station is a major rail and metro hub in Brussels’ European Quarter, serving EU institutions and providing regional and international connections.
  • C. Antwerp-Central railway station
    Antwerp-Central railway station is a major historic railway hub in Antwerp, Belgium, renowned for its grand architecture and role as an important international and domestic transit center.
  • D. Bruxelles-Central / Brussel-Centraal railway station
    Bruxelles-Central / Brussel-Centraal is the primary central railway station in Brussels, Belgium, serving as a major national and international transit hub.
  • E. Breda railway station
    Breda railway station is a major Dutch rail hub in the city of Breda, serving as an important interchange for national and international train services in the southern Netherlands.
  • 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: Maastricht station
Triple: [Amsterdam–Maastricht rail corridor, hasKeyHub, Maastricht station]
Generated description
Maastricht station is a major railway hub in the Dutch city of Maastricht, serving as a key terminus and interchange for regional, national, and international train services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Maastricht station
Target entity description: Maastricht station is a major railway hub in the Dutch city of Maastricht, serving as a key terminus and interchange for regional, national, and international train services.
  • A. Brussels-Luxembourg railway station
    Brussels-Luxembourg railway station is a central Brussels train station located in the European Quarter, serving as a key transport hub for the nearby European Parliament and surrounding institutions.
  • B. Brussels-Schuman railway station
    Brussels-Schuman railway station is a major rail and metro hub in Brussels’ European Quarter, serving EU institutions and providing regional and international connections.
  • C. Antwerp-Central railway station
    Antwerp-Central railway station is a major historic railway hub in Antwerp, Belgium, renowned for its grand architecture and role as an important international and domestic transit center.
  • D. Bruxelles-Central / Brussel-Centraal railway station
    Bruxelles-Central / Brussel-Centraal is the primary central railway station in Brussels, Belgium, serving as a major national and international transit hub.
  • E. Breda railway station
    Breda railway station is a major Dutch rail hub in the city of Breda, serving as an important interchange for national and international train services in the southern Netherlands.
  • 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_69c68857ffc08190857dc62cd5253777 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6dbedafa48190af0d2b47e3a1e17e completed March 27, 2026, 7:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7ad743c2c819081d7b8cda5720ba3 completed March 28, 2026, 10:29 a.m.
NEDg Description generation batch_69c7ae3505608190bdddc3791a902d60 completed March 28, 2026, 10:32 a.m.
NED2 Entity disambiguation (via description) batch_69c7ae9f8f648190adc5cdf08bc01d93 completed March 28, 2026, 10:34 a.m.
Created at: March 27, 2026, 2:32 p.m.