Triple

T13893894
Position Surface form Disambiguated ID Type / Status
Subject Nieuwmarkt metro station E334038 entity
Predicate locatedInTunnelSection P40851 FINISHED
Object East Line of Amsterdam Metro E31122 NE FINISHED

How this triple was built (3 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: East Line of Amsterdam Metro | Statement: [Nieuwmarkt metro station, locatedInTunnelSection, East Line of Amsterdam Metro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Line of Amsterdam Metro
Context triple: [Nieuwmarkt metro station, locatedInTunnelSection, East Line of Amsterdam Metro]
  • A. Amsterdam Metro line 51
    Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
  • B. 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.
  • C. Amsterdam Metro network
    The Amsterdam Metro network is the rapid transit system serving Amsterdam and surrounding areas, consisting of multiple underground and surface lines that connect key neighborhoods, suburbs, and transport hubs across the city.
  • D. Amsterdam Metro line 53 chosen
    Amsterdam Metro line 53 is a rapid transit line in Amsterdam that runs between Centraal Station and Gaasperplas, serving southeastern parts of the city.
  • E. Amsterdam Metro line 52
    Amsterdam Metro line 52, also known as the North–South Line, is a major rapid transit route in Amsterdam running between the city’s northern and southern districts via the central station.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: locatedInTunnelSection
Context triple: [Nieuwmarkt metro station, locatedInTunnelSection, East Line of Amsterdam Metro]
  • A. isInTunnelSystem
    Indicates that one entity is located within or forms part of a tunnel system associated with another entity.
  • B. partOfTunnel chosen
    Indicates that one entity forms a physical segment or component within the structure or extent of a tunnel.
  • C. hasTunnelSections
    Indicates that an entity includes or is composed of multiple distinct tunnel segments or portions.
  • D. operatorOfTunnelSection
    Indicates that an entity is responsible for operating or managing a specific section of a tunnel.
  • E. hasRailwayTunnel
    Indicates that one entity contains, includes, or is connected by a railway tunnel associated with the other entity.
  • F. None of above.

Provenance (4 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_69d81c5dd2d48190b7a5fc1e009de936 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de23a741908190bdf46d76c5f1411a completed April 14, 2026, 11:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69fcb649c12c819086e85d1dc49624f1 completed May 7, 2026, 3:56 p.m.
PD Predicate disambiguation batch_69dd464b1ab48190ae50bfc902bf6ef7 completed April 13, 2026, 7:38 p.m.
Created at: April 9, 2026, 10:15 p.m.