Triple

T12653443
Position Surface form Disambiguated ID Type / Status
Subject former Maliebaan railway station E302221 entity
Predicate railwayLine P848 FINISHED
Object Utrecht–Maliebaan line
The Utrecht–Maliebaan line is a historic railway route in Utrecht, the Netherlands, now best known for serving the Railway Museum and heritage train services rather than regular passenger traffic.
 E1003680 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: Utrecht–Maliebaan line | Statement: [former Maliebaan railway station, railwayLine, Utrecht–Maliebaan line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Utrecht–Maliebaan line
Context triple: [former Maliebaan railway station, railwayLine, Utrecht–Maliebaan line]
  • A. Amsterdam North–South line
    The Amsterdam North–South line is a major metro route in Amsterdam that runs between the northern and southern parts of the city, significantly improving cross-city public transport connectivity.
  • B. Haarlem–Uitgeest railway
    The Haarlem–Uitgeest railway is a regional rail line in North Holland, Netherlands, connecting the city of Haarlem with Uitgeest and serving several intermediate towns along the North Sea coast.
  • C. Utrecht–Den Bosch railway
    The Utrecht–Den Bosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
  • D. Utrecht–’s‑Hertogenbosch railway
    The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
  • E. Utrecht–Hilversum–Amersfoort railway
    The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central 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: Utrecht–Maliebaan line
Triple: [former Maliebaan railway station, railwayLine, Utrecht–Maliebaan line]
Generated description
The Utrecht–Maliebaan line is a historic railway route in Utrecht, the Netherlands, now best known for serving the Railway Museum and heritage train services rather than regular passenger traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Utrecht–Maliebaan line
Target entity description: The Utrecht–Maliebaan line is a historic railway route in Utrecht, the Netherlands, now best known for serving the Railway Museum and heritage train services rather than regular passenger traffic.
  • A. Amsterdam North–South line
    The Amsterdam North–South line is a major metro route in Amsterdam that runs between the northern and southern parts of the city, significantly improving cross-city public transport connectivity.
  • B. Haarlem–Uitgeest railway
    The Haarlem–Uitgeest railway is a regional rail line in North Holland, Netherlands, connecting the city of Haarlem with Uitgeest and serving several intermediate towns along the North Sea coast.
  • C. Utrecht–Den Bosch railway
    The Utrecht–Den Bosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
  • D. Utrecht–’s‑Hertogenbosch railway
    The Utrecht–’s‑Hertogenbosch railway is a major Dutch mainline rail route connecting the central hub of Utrecht with the city of ’s‑Hertogenbosch, forming part of the core north–south rail corridor in the Netherlands.
  • E. Utrecht–Hilversum–Amersfoort railway
    The Utrecht–Hilversum–Amersfoort railway is a key Dutch rail route connecting the central hub of Utrecht with the cities of Hilversum and Amersfoort in the central 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_69d7bded71a88190bb76e2413af9ea66 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96160730c81909e1aa3efb51bf159 completed April 10, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69f68ead66bc819099c8d274d69a2022 completed May 2, 2026, 11:54 p.m.
NEDg Description generation batch_69f68fdd389881909e2132e3ce95d553 completed May 2, 2026, 11:59 p.m.
NED2 Entity disambiguation (via description) batch_69f690353d848190bc1ff9546d2ec44f completed May 3, 2026, midnight
Created at: April 9, 2026, 5:18 p.m.