Triple

T19655340
Position Surface form Disambiguated ID Type / Status
Subject Alcobendas–San Sebastián de los Reyes station E471923 entity
Predicate railwayLine P848 FINISHED
Object C-4 line of Cercanías Madrid — NE NERFINISHED

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: C-4 line of Cercanías Madrid | Statement: [Alcobendas–San Sebastián de los Reyes station, railwayLine, C-4 line of Cercanías Madrid]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: C-4 line of Cercanías Madrid
Context triple: [Alcobendas–San Sebastián de los Reyes station, railwayLine, C-4 line of Cercanías Madrid]
  • A. C-3 line of Cercanías Madrid
    The C-3 line of Cercanías Madrid is a commuter rail service in the Madrid metropolitan area that connects central Madrid with southern suburbs including Valdemoro.
  • B. Cercanías Madrid Line C-4 chosen
    Cercanías Madrid Line C-4 is a key commuter rail line in the Madrid metropolitan area that connects central Madrid with several northern and southern suburbs as part of the Cercanías Madrid network.
  • C. C-9 Cercanías Madrid line
    The C-9 Cercanías Madrid line is a mountain railway service in the Madrid commuter rail network that connects high-altitude destinations in the Sierra de Guadarrama.
  • D. Cercanías Madrid Line C-1
    Cercanías Madrid Line C-1 is a suburban rail line in the Madrid commuter network that connects central Madrid with Adolfo Suárez Madrid–Barajas Airport and other key urban areas.
  • E. Cercanías Madrid Line C-2
    Cercanías Madrid Line C-2 is a commuter rail line in the Madrid metropolitan area that connects central Madrid with its northeastern suburbs as part of the Cercanías Madrid network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e51395348190ac1416d46dfc6db0 completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e641452ac481908d5493506ee96516 completed April 20, 2026, 3:07 p.m.
Created at: April 10, 2026, 1:45 p.m.