Triple

T4819355
Position Surface form Disambiguated ID Type / Status
Subject San Sebastián de los Reyes E107669 entity
Predicate hasCommuterRailStation P105 FINISHED
Object Alcobendas–San Sebastián de los Reyes station
Alcobendas–San Sebastián de los Reyes station is a commuter rail station in the northern Madrid metropolitan area serving both the municipalities of Alcobendas and San Sebastián de los Reyes.
E471923 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: Alcobendas–San Sebastián de los Reyes station | Statement: [San Sebastián de los Reyes, hasCommuterRailStation, Alcobendas–San Sebastián de los Reyes station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alcobendas–San Sebastián de los Reyes station
Context triple: [San Sebastián de los Reyes, hasCommuterRailStation, Alcobendas–San Sebastián de los Reyes station]
  • A. Pedrero station
    Pedrero station is a Santiago Metro stop in Chile located near the Estadio Monumental, serving passengers on the city’s Line 5.
  • B. Martínez Nadal station
    Martínez Nadal station is a rapid transit stop on the Tren Urbano system serving the San Juan metropolitan area in Puerto Rico.
  • C. 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.
  • D. Zaragoza-Delicias station
    Zaragoza-Delicias station is the main intermodal railway hub in Zaragoza, Spain, serving high-speed, regional, and long-distance train services.
  • E. Santiago Bernabéu metro station
    Santiago Bernabéu metro station is a Madrid Metro stop on Line 10 that serves the area around the Santiago Bernabéu Stadium in the Chamartín district of Madrid, Spain.
  • 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: Alcobendas–San Sebastián de los Reyes station
Triple: [San Sebastián de los Reyes, hasCommuterRailStation, Alcobendas–San Sebastián de los Reyes station]
Generated description
Alcobendas–San Sebastián de los Reyes station is a commuter rail station in the northern Madrid metropolitan area serving both the municipalities of Alcobendas and San Sebastián de los Reyes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alcobendas–San Sebastián de los Reyes station
Target entity description: Alcobendas–San Sebastián de los Reyes station is a commuter rail station in the northern Madrid metropolitan area serving both the municipalities of Alcobendas and San Sebastián de los Reyes.
  • A. Pedrero station
    Pedrero station is a Santiago Metro stop in Chile located near the Estadio Monumental, serving passengers on the city’s Line 5.
  • B. Martínez Nadal station
    Martínez Nadal station is a rapid transit stop on the Tren Urbano system serving the San Juan metropolitan area in Puerto Rico.
  • C. 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.
  • D. Zaragoza-Delicias station
    Zaragoza-Delicias station is the main intermodal railway hub in Zaragoza, Spain, serving high-speed, regional, and long-distance train services.
  • E. Santiago Bernabéu metro station
    Santiago Bernabéu metro station is a Madrid Metro stop on Line 10 that serves the area around the Santiago Bernabéu Stadium in the Chamartín district of Madrid, Spain.
  • 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_69bd43f9efa081908314cb3e94fa1695 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6c96f4dc81909e3186159b5c75ab completed March 20, 2026, 3:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4dbbfe588190bae0aca210bea2bc completed March 21, 2026, 7:50 a.m.
NEDg Description generation batch_69be4f6ceb60819080dc1ee93950a7f0 completed March 21, 2026, 7:57 a.m.
NED2 Entity disambiguation (via description) batch_69be4fbc83188190af2c9767aa9272a7 completed March 21, 2026, 7:58 a.m.
Created at: March 20, 2026, 1:24 p.m.