Triple

T10574711
Position Surface form Disambiguated ID Type / Status
Subject Line 1 (Barcelona Metro) E249578 entity
Predicate hasStation P35 FINISHED
Object Urgell station
Urgell station is an underground Barcelona Metro stop located in the Eixample district, serving passengers on the city's Line 1.
E879871 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: Urgell station | Statement: [Line 1 (Barcelona Metro), hasStation, Urgell station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Urgell station
Context triple: [Line 1 (Barcelona Metro), hasStation, Urgell station]
  • A. 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.
  • B. Martorell railway station
    Martorell railway station is a train station in the town of Martorell, Catalonia, Spain, serving as a local and regional transport hub on the Barcelona suburban rail network.
  • C. Tortosa railway station
    Tortosa railway station is the main train station serving the city of Tortosa in Catalonia, Spain, providing regional rail connections to other parts of the country.
  • D. Lleida Pirineus railway station
    Lleida Pirineus railway station is a major rail hub in Lleida, Catalonia, serving both high-speed and conventional train services that connect the city with key destinations across Spain.
  • E. Zaragoza-Delicias station
    Zaragoza-Delicias station is the main intermodal railway hub in Zaragoza, Spain, serving high-speed, regional, and long-distance train services.
  • 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: Urgell station
Triple: [Line 1 (Barcelona Metro), hasStation, Urgell station]
Generated description
Urgell station is an underground Barcelona Metro stop located in the Eixample district, serving passengers on the city's Line 1.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Urgell station
Target entity description: Urgell station is an underground Barcelona Metro stop located in the Eixample district, serving passengers on the city's Line 1.
  • A. 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.
  • B. Martorell railway station
    Martorell railway station is a train station in the town of Martorell, Catalonia, Spain, serving as a local and regional transport hub on the Barcelona suburban rail network.
  • C. Tortosa railway station
    Tortosa railway station is the main train station serving the city of Tortosa in Catalonia, Spain, providing regional rail connections to other parts of the country.
  • D. Lleida Pirineus railway station
    Lleida Pirineus railway station is a major rail hub in Lleida, Catalonia, serving both high-speed and conventional train services that connect the city with key destinations across Spain.
  • E. Zaragoza-Delicias station
    Zaragoza-Delicias station is the main intermodal railway hub in Zaragoza, Spain, serving high-speed, regional, and long-distance train services.
  • 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_69d381c8bd708190acf3d275c908251e completed April 6, 2026, 9:50 a.m.
NER Named-entity recognition batch_69d52749dda08190b0c9627a931c5848 completed April 7, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9988fca088190b13b651985677a6a completed April 11, 2026, 12:40 a.m.
NEDg Description generation batch_69d99e8312188190bec3090f34a7b9b9 completed April 11, 2026, 1:06 a.m.
NED2 Entity disambiguation (via description) batch_69d99f50e0888190b8e7b2547e1526af completed April 11, 2026, 1:09 a.m.
Created at: April 6, 2026, 12:38 p.m.