Triple

T10769636
Position Surface form Disambiguated ID Type / Status
Subject Line 3 (Barcelona Metro) E254040 entity
Predicate servesStation P839 FINISHED
Object Plaça del Centre station
Plaça del Centre station is a Barcelona Metro stop located in the Les Corts district, serving as a local transport hub on the city’s underground network.
E905025 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: Plaça del Centre station | Statement: [Line 3 (Barcelona Metro), servesStation, Plaça del Centre station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Plaça del Centre station
Context triple: [Line 3 (Barcelona Metro), servesStation, Plaça del Centre station]
  • A. Mercat Nou station
    Mercat Nou station is a Barcelona Metro stop in the Sants-Montjuïc district, serving the surrounding residential and commercial area.
  • B. La Sagrera station
    La Sagrera station is a major multimodal transport hub in Barcelona that connects several metro lines and commuter rail services in the northeastern part of the city.
  • C. Avinguda Carrilet station
    Avinguda Carrilet station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city's rapid transit network.
  • D. Santa Eulàlia station
    Santa Eulàlia station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city’s rapid transit network.
  • E. Sant Andreu station
    Sant Andreu station is a Barcelona Metro stop serving the Sant Andreu district, providing urban rail connections as part of the city’s rapid transit network.
  • 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: Plaça del Centre station
Triple: [Line 3 (Barcelona Metro), servesStation, Plaça del Centre station]
Generated description
Plaça del Centre station is a Barcelona Metro stop located in the Les Corts district, serving as a local transport hub on the city’s underground network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Plaça del Centre station
Target entity description: Plaça del Centre station is a Barcelona Metro stop located in the Les Corts district, serving as a local transport hub on the city’s underground network.
  • A. Mercat Nou station
    Mercat Nou station is a Barcelona Metro stop in the Sants-Montjuïc district, serving the surrounding residential and commercial area.
  • B. La Sagrera station
    La Sagrera station is a major multimodal transport hub in Barcelona that connects several metro lines and commuter rail services in the northeastern part of the city.
  • C. Avinguda Carrilet station
    Avinguda Carrilet station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city's rapid transit network.
  • D. Santa Eulàlia station
    Santa Eulàlia station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city’s rapid transit network.
  • E. Sant Andreu station
    Sant Andreu station is a Barcelona Metro stop serving the Sant Andreu district, providing urban rail connections as part of the city’s rapid transit network.
  • 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_69e42d448fac81909137b0a0ed9b976e completed April 19, 2026, 1:17 a.m.
NEDg Description generation batch_69e42e67724481908bd9e73487a80d44 completed April 19, 2026, 1:22 a.m.
NED2 Entity disambiguation (via description) batch_69e4308103c48190b32ee3047d9a0860 completed April 19, 2026, 1:31 a.m.
Created at: April 8, 2026, 9:16 p.m.