Triple

T3933030
Position Surface form Disambiguated ID Type / Status
Subject Leiden Lammenschans E90838 entity
Predicate isOnRoute P2127 FINISHED
Object Leiden–Alphen–Utrecht corridor
The Leiden–Alphen–Utrecht corridor is a Dutch railway line connecting the cities of Leiden, Alphen aan den Rijn, and Utrecht as part of the Randstad region’s regional rail network.
E401007 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: Leiden–Alphen–Utrecht corridor | Statement: [Leiden Lammenschans, isOnRoute, Leiden–Alphen–Utrecht corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leiden–Alphen–Utrecht corridor
Context triple: [Leiden Lammenschans, isOnRoute, Leiden–Alphen–Utrecht corridor]
  • A. Eindhoven–Nijmegen–Arnhem corridor
    The Eindhoven–Nijmegen–Arnhem corridor is a strategically important region in the southern and eastern Netherlands, encompassing a chain of cities and river crossings that has served as a key transportation and military axis.
  • B. Amstelveenlijn
    Amstelveenlijn is a light rail corridor in the Amsterdam metropolitan area connecting the city with the suburb of Amstelveen.
  • C. Amsterdam–Eindhoven railway corridor
    The Amsterdam–Eindhoven railway corridor is a major Dutch rail axis connecting the capital Amsterdam with the southern city of Eindhoven, serving as a key route for both intercity and regional train services.
  • D. Amsterdam–Maastricht rail corridor
    The Amsterdam–Maastricht rail corridor is a major north–south railway axis in the Netherlands that connects the capital Amsterdam with the southern city of Maastricht via key intermediate hubs.
  • E. Ceintuurbaan
    Ceintuurbaan is a major street in Amsterdam known for its shops, cafes, and role as a key traffic artery in the city.
  • 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: Leiden–Alphen–Utrecht corridor
Triple: [Leiden Lammenschans, isOnRoute, Leiden–Alphen–Utrecht corridor]
Generated description
The Leiden–Alphen–Utrecht corridor is a Dutch railway line connecting the cities of Leiden, Alphen aan den Rijn, and Utrecht as part of the Randstad region’s regional rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leiden–Alphen–Utrecht corridor
Target entity description: The Leiden–Alphen–Utrecht corridor is a Dutch railway line connecting the cities of Leiden, Alphen aan den Rijn, and Utrecht as part of the Randstad region’s regional rail network.
  • A. Eindhoven–Nijmegen–Arnhem corridor
    The Eindhoven–Nijmegen–Arnhem corridor is a strategically important region in the southern and eastern Netherlands, encompassing a chain of cities and river crossings that has served as a key transportation and military axis.
  • B. Amstelveenlijn
    Amstelveenlijn is a light rail corridor in the Amsterdam metropolitan area connecting the city with the suburb of Amstelveen.
  • C. Amsterdam–Eindhoven railway corridor
    The Amsterdam–Eindhoven railway corridor is a major Dutch rail axis connecting the capital Amsterdam with the southern city of Eindhoven, serving as a key route for both intercity and regional train services.
  • D. Amsterdam–Maastricht rail corridor
    The Amsterdam–Maastricht rail corridor is a major north–south railway axis in the Netherlands that connects the capital Amsterdam with the southern city of Maastricht via key intermediate hubs.
  • E. Ceintuurbaan
    Ceintuurbaan is a major street in Amsterdam known for its shops, cafes, and role as a key traffic artery in the city.
  • 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_69aed95f26e0819094b0e71974543a19 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeedcab1808190bf653f29062cdddb completed March 9, 2026, 3:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5338afa348190bc5ac0b0319c6e45 completed March 14, 2026, 10:08 a.m.
NEDg Description generation batch_69b53404294881908a91dced77133b57 completed March 14, 2026, 10:10 a.m.
NED2 Entity disambiguation (via description) batch_69b53482a40c8190bd62b0bc8df92c0c completed March 14, 2026, 10:12 a.m.
Created at: March 9, 2026, 3:23 p.m.