Triple

T7262193
Position Surface form Disambiguated ID Type / Status
Subject Terminal 2 (Barcelona–El Prat Airport) E159681 entity
Predicate connectedTo P37 FINISHED
Object Barcelona–El Prat Airport railway station
Barcelona–El Prat Airport railway station is the main rail hub linking Barcelona’s airport with the city center and regional train network.
E652703 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: Barcelona–El Prat Airport railway station | Statement: [Terminal 2 (Barcelona–El Prat Airport), connectedTo, Barcelona–El Prat Airport railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Barcelona–El Prat Airport railway station
Context triple: [Terminal 2 (Barcelona–El Prat Airport), connectedTo, Barcelona–El Prat Airport railway station]
  • A. Barcelona Sants railway station
    Barcelona Sants railway station is Barcelona’s main intercity and high-speed rail hub, serving as a major national and international transport gateway in Spain.
  • B. Estació de Sant Adrià
    Estació de Sant Adrià is a railway and tram station in Sant Adrià de Besòs, near Barcelona, serving as a key interchange between regional rail services and the Trambesòs tram network.
  • C. Barcelona Estació de França
    Barcelona Estació de França is a historic railway station in Barcelona, Spain, known for its grand architecture and role as a major terminal for regional and long-distance trains.
  • D. Madrid Chamartín railway station
    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.
  • E. 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.
  • 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: Barcelona–El Prat Airport railway station
Triple: [Terminal 2 (Barcelona–El Prat Airport), connectedTo, Barcelona–El Prat Airport railway station]
Generated description
Barcelona–El Prat Airport railway station is the main rail hub linking Barcelona’s airport with the city center and regional train network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Barcelona–El Prat Airport railway station
Target entity description: Barcelona–El Prat Airport railway station is the main rail hub linking Barcelona’s airport with the city center and regional train network.
  • A. Barcelona Sants railway station
    Barcelona Sants railway station is Barcelona’s main intercity and high-speed rail hub, serving as a major national and international transport gateway in Spain.
  • B. Estació de Sant Adrià
    Estació de Sant Adrià is a railway and tram station in Sant Adrià de Besòs, near Barcelona, serving as a key interchange between regional rail services and the Trambesòs tram network.
  • C. Barcelona Estació de França
    Barcelona Estació de França is a historic railway station in Barcelona, Spain, known for its grand architecture and role as a major terminal for regional and long-distance trains.
  • D. Madrid Chamartín railway station
    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.
  • E. 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.
  • 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_69c68838f9948190875fd60b2351230c completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6eac8bc908190b0e4da5474ecb62f completed March 27, 2026, 8:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7d3c3bfb48190877ba03ab0851a68 completed March 28, 2026, 1:12 p.m.
NEDg Description generation batch_69c7d44f36e881909d107cc625ebcfca completed March 28, 2026, 1:14 p.m.
NED2 Entity disambiguation (via description) batch_69c7d4cc3e78819098eb8ccfe7c42cc5 completed March 28, 2026, 1:17 p.m.
Created at: March 27, 2026, 2:57 p.m.