Triple

T13510251
Position Surface form Disambiguated ID Type / Status
Subject Bloemendaal railway station E321119 entity
Predicate fareSystem P395 FINISHED
Object OV-chipkaart
OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
 E28408 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: OV-chipkaart | Statement: [Bloemendaal railway station, fareSystem, OV-chipkaart]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: OV-chipkaart
Context triple: [Bloemendaal railway station, fareSystem, OV-chipkaart]
  • A. Koppelpoort
    Koppelpoort is a well-preserved medieval gate and water gate in the Dutch city of Amersfoort, known for its distinctive architecture and historical significance.
  • B. Groene Hart
    Groene Hart is a largely rural, green area in the western Netherlands, situated between major cities like Amsterdam, Rotterdam, The Hague, and Utrecht, known for its open landscapes, peat meadows, and nature conservation.
  • C. Alweg
    Alweg was a pioneering German monorail company best known for developing the technology that inspired systems like the Disneyland Monorail and the Seattle Center Monorail.
  • D. Velp
    Velp is a village in the Dutch province of Gelderland, near Arnhem, known as a gateway to the scenic Veluwezoom National Park.
  • E. Overschie
    Overschie is a historic neighborhood and former village now incorporated into the city of Rotterdam in the 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: OV-chipkaart
Triple: [Bloemendaal railway station, fareSystem, OV-chipkaart]
Generated description
OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: OV-chipkaart
Target entity description: OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
  • A. OV-chipkaart chosen
    OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
  • B. Koppelpoort
    Koppelpoort is a well-preserved medieval gate and water gate in the Dutch city of Amersfoort, known for its distinctive architecture and historical significance.
  • C. Groene Hart
    Groene Hart is a largely rural, green area in the western Netherlands, situated between major cities like Amsterdam, Rotterdam, The Hague, and Utrecht, known for its open landscapes, peat meadows, and nature conservation.
  • D. Alweg
    Alweg was a pioneering German monorail company best known for developing the technology that inspired systems like the Disneyland Monorail and the Seattle Center Monorail.
  • E. Velp
    Velp is a village in the Dutch province of Gelderland, near Arnhem, known as a gateway to the scenic Veluwezoom National Park.
  • F. None of above.

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_69d807629d6c8190998f1b9bb12d2ed0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaf86a6208190be8c18f7a0158f23 completed April 12, 2026, 2:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69f75490291c8190b5985d8c90ef1af6 completed May 3, 2026, 1:58 p.m.
NEDg Description generation batch_69f7556329648190be791afdd197b08c completed May 3, 2026, 2:02 p.m.
NED2 Entity disambiguation (via description) batch_69f755c52c648190a4912725ce65ff04 completed May 3, 2026, 2:03 p.m.
Created at: April 9, 2026, 9:43 p.m.