Triple

T11190595
Position Surface form Disambiguated ID Type / Status
Subject Catalunya metro and train station E264785 entity
Predicate servedBy P82 FINISHED
Object Barcelona Metro line L3
Barcelona Metro line L3 is one of the main rapid transit lines in Barcelona, running largely along a north–south axis and connecting key central and outlying neighborhoods across the city.
E925758 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 Metro line L3 | Statement: [Catalunya metro and train station, servedBy, Barcelona Metro line L3]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Barcelona Metro line L3
Context triple: [Catalunya metro and train station, servedBy, Barcelona Metro line L3]
  • A. Barcelona Metro line L10 Sud
    Barcelona Metro line L10 Sud is a driverless metro line in Barcelona’s rapid transit network that serves the city’s southwestern area with modern, automated service.
  • B. Barcelona Metro Line L9 Sud
    Barcelona Metro Line L9 Sud is a southern section of Barcelona’s automated metro network that links the city with key suburban areas and major transport hubs, including Barcelona–El Prat Airport.
  • C. Barcelona Metro Line 2
    Barcelona Metro Line 2 is a rapid transit line in the Barcelona metropolitan network that connects central Barcelona with the nearby coastal city of Badalona.
  • D. Barcelona Metro Line 5
    Barcelona Metro Line 5 is a major rapid transit line in the Barcelona Metro network, running broadly from the city’s northwest to the southwest and serving key residential and interchange stations.
  • E. Barcelona Metro L1
    Barcelona Metro L1 is one of the main lines of the Barcelona Metro network, running on a largely east–west axis and connecting key districts and transport hubs across the city.
  • 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 Metro line L3
Triple: [Catalunya metro and train station, servedBy, Barcelona Metro line L3]
Generated description
Barcelona Metro line L3 is one of the main rapid transit lines in Barcelona, running largely along a north–south axis and connecting key central and outlying neighborhoods across the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Barcelona Metro line L3
Target entity description: Barcelona Metro line L3 is one of the main rapid transit lines in Barcelona, running largely along a north–south axis and connecting key central and outlying neighborhoods across the city.
  • A. Barcelona Metro line L10 Sud
    Barcelona Metro line L10 Sud is a driverless metro line in Barcelona’s rapid transit network that serves the city’s southwestern area with modern, automated service.
  • B. Barcelona Metro Line L9 Sud
    Barcelona Metro Line L9 Sud is a southern section of Barcelona’s automated metro network that links the city with key suburban areas and major transport hubs, including Barcelona–El Prat Airport.
  • C. Barcelona Metro Line 2
    Barcelona Metro Line 2 is a rapid transit line in the Barcelona metropolitan network that connects central Barcelona with the nearby coastal city of Badalona.
  • D. Barcelona Metro Line 5
    Barcelona Metro Line 5 is a major rapid transit line in the Barcelona Metro network, running broadly from the city’s northwest to the southwest and serving key residential and interchange stations.
  • E. Barcelona Metro L1
    Barcelona Metro L1 is one of the main lines of the Barcelona Metro network, running on a largely east–west axis and connecting key districts and transport hubs across the city.
  • 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_69d6aa9eb9248190b20211772621b4bc completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8af18e4819091811bca657c9cb0 completed April 9, 2026, 5:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5d3049e788190a7caf324a4b793d2 completed April 20, 2026, 7:17 a.m.
NEDg Description generation batch_69e5d5cac9108190b7756329bfa320d3 completed April 20, 2026, 7:29 a.m.
NED2 Entity disambiguation (via description) batch_69e5d7f238cc8190a1c2dd26bdc5ff77 completed April 20, 2026, 7:38 a.m.
Created at: April 8, 2026, 9:29 p.m.