Triple

T223129
Position Surface form Disambiguated ID Type / Status
Subject Amsterdam Amstel E4259 entity
Predicate operator P179 FINISHED
Object Nederlandse Spoorwegen
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
 E28405 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: Nederlandse Spoorwegen | Statement: [Amsterdam Amstel, operator, Nederlandse Spoorwegen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nederlandse Spoorwegen
Context triple: [Amsterdam Amstel, operator, Nederlandse Spoorwegen]
  • A. Deutsche Bahn
    Deutsche Bahn is Germany's state-owned national railway company and one of the largest rail and logistics operators in Europe.
  • B. Swiss Federal Railways
    Swiss Federal Railways is Switzerland’s national railway company, responsible for operating the majority of the country’s passenger and freight rail services and managing much of its rail infrastructure.
  • C. Rail Delivery Group
    Rail Delivery Group is the industry body that represents and coordinates Britain’s passenger and freight train operators and Network Rail, working to improve and manage the national rail system.
  • D. Alstom (formerly Bombardier Transportation)
    Alstom (formerly Bombardier Transportation) is a major global rail transport manufacturer known for producing trains, trams, and related railway systems and equipment.
  • E. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • 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: Nederlandse Spoorwegen
Triple: [Amsterdam Amstel, operator, Nederlandse Spoorwegen]
Generated description
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nederlandse Spoorwegen
Target entity description: Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
  • A. Deutsche Bahn
    Deutsche Bahn is Germany's state-owned national railway company and one of the largest rail and logistics operators in Europe.
  • B. Swiss Federal Railways
    Swiss Federal Railways is Switzerland’s national railway company, responsible for operating the majority of the country’s passenger and freight rail services and managing much of its rail infrastructure.
  • C. Rail Delivery Group
    Rail Delivery Group is the industry body that represents and coordinates Britain’s passenger and freight train operators and Network Rail, working to improve and manage the national rail system.
  • D. Alstom (formerly Bombardier Transportation)
    Alstom (formerly Bombardier Transportation) is a major global rail transport manufacturer known for producing trains, trams, and related railway systems and equipment.
  • E. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • 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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c7194fc8190a2d02d446ae3a75e completed Feb. 28, 2026, 3:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69a34d96acd88190ae3c8c86bee2572c completed Feb. 28, 2026, 8:18 p.m.
NEDg Description generation batch_69a351694cf48190a87a4135868cab86 completed Feb. 28, 2026, 8:34 p.m.
NED2 Entity disambiguation (via description) batch_69a351c25af08190858e4d6644ddd75d completed Feb. 28, 2026, 8:36 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.