Triple

T15528092
Position Surface form Disambiguated ID Type / Status
Subject AVE high-speed services E369134 entity
Predicate primaryHub P394 FINISHED
Object Madrid Chamartín railway station E145156 NE FINISHED

How this triple was built (2 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: Madrid Chamartín railway station | Statement: [AVE high-speed services, primaryHub, Madrid Chamartín railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Madrid Chamartín railway station
Context triple: [AVE high-speed services, primaryHub, Madrid Chamartín railway station]
  • A. Madrid Chamartín railway station chosen
    Madrid Chamartín railway station is one of Madrid’s main rail hubs, serving long-distance, high-speed, and commuter trains and connecting the city with numerous national and regional destinations.
  • B. Madrid Atocha railway station
    Madrid Atocha railway station is the largest and one of the busiest train stations in Madrid, serving as a central hub for high-speed, regional, and commuter rail services across Spain.
  • C. Lo Prado station
    Lo Prado station is an underground stop on Santiago, Chile’s Metro system serving the Lo Prado commune along Line 5.
  • D. Chamartín metro station
    Chamartín metro station is a major Madrid Metro interchange located beneath the Chamartín railway station, connecting several metro lines with regional and long-distance train services.
  • E. Madrid Metro Estadio Metropolitano station
    Madrid Metro Estadio Metropolitano station is a metro stop in Madrid that serves the area around the Cívitas Metropolitano football stadium, providing convenient access for matchdays and events.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e0414620588190958ffde651ccab5f completed April 16, 2026, 1:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff45549e4881908ab0769e49ba5dc4 completed May 9, 2026, 2:31 p.m.
Created at: April 10, 2026, 4:05 a.m.