Triple

T10769654
Position Surface form Disambiguated ID Type / Status
Subject Line 3 (Barcelona Metro) E254040 entity
Predicate servesStation P839 FINISHED
Object Valldaura station
Valldaura station is an underground stop on the Barcelona Metro network located in the Horta-Guinardó district of the city.
E886797 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: Valldaura station | Statement: [Line 3 (Barcelona Metro), servesStation, Valldaura station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Valldaura station
Context triple: [Line 3 (Barcelona Metro), servesStation, Valldaura station]
  • A. Baró de Viver station
    Baró de Viver station is a Barcelona Metro stop serving the Baró de Viver neighborhood in the Sant Andreu district of Barcelona, Spain.
  • 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. Medrano station
    Medrano station is a stop on Buenos Aires’ Line B underground, serving the Almagro neighborhood near Avenida Medrano.
  • D. Catalunya station
    Catalunya station is a major central transport hub in Barcelona that connects metro, commuter rail, and regional train services beneath Plaça de Catalunya.
  • E. Olleros station
    Olleros station is a stop on Buenos Aires’ Line D subway, serving the Palermo and Colegiales neighborhoods in Argentina’s capital.
  • 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: Valldaura station
Triple: [Line 3 (Barcelona Metro), servesStation, Valldaura station]
Generated description
Valldaura station is an underground stop on the Barcelona Metro network located in the Horta-Guinardó district of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Valldaura station
Target entity description: Valldaura station is an underground stop on the Barcelona Metro network located in the Horta-Guinardó district of the city.
  • A. Baró de Viver station
    Baró de Viver station is a Barcelona Metro stop serving the Baró de Viver neighborhood in the Sant Andreu district of Barcelona, Spain.
  • 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. Medrano station
    Medrano station is a stop on Buenos Aires’ Line B underground, serving the Almagro neighborhood near Avenida Medrano.
  • D. Catalunya station
    Catalunya station is a major central transport hub in Barcelona that connects metro, commuter rail, and regional train services beneath Plaça de Catalunya.
  • E. Olleros station
    Olleros station is a stop on Buenos Aires’ Line D subway, serving the Palermo and Colegiales neighborhoods in Argentina’s capital.
  • 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d732307fb88190ba1447f68523c58a completed April 9, 2026, 4:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69de84b88ba08190afddea2976d12465 completed April 14, 2026, 6:17 p.m.
NEDg Description generation batch_69de883488b481909f151d8a7c246aa1 completed April 14, 2026, 6:32 p.m.
NED2 Entity disambiguation (via description) batch_69de8e80fe80819088ac76bb5abc58f0 completed April 14, 2026, 6:59 p.m.
Created at: April 8, 2026, 9:16 p.m.