Triple

T2280458
Position Surface form Disambiguated ID Type / Status
Subject Barcelona Metro E51267 entity
Predicate hasDepot P2413 FINISHED
Object Triangle Ferroviari depot
Triangle Ferroviari depot is a major maintenance and storage facility serving the Barcelona Metro network.
 E249586 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: Triangle Ferroviari depot | Statement: [Barcelona Metro, hasDepot, Triangle Ferroviari depot]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Triangle Ferroviari depot
Context triple: [Barcelona Metro, hasDepot, Triangle Ferroviari depot]
  • A. Pontinha depot
    Pontinha depot is a maintenance and storage facility serving the Lisbon Metro system in Lisbon, Portugal.
  • B. Liluah railway yard
    Liluah railway yard is a major railway maintenance and marshalling facility near Howrah in West Bengal, India, known for its workshops and rolling stock operations.
  • C. Tasqueña station
    Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
  • D. Rossio railway station
    Rossio railway station is a historic 19th-century train terminus in central Lisbon, Portugal, known for its Neo-Manueline façade and role as a key gateway to the Sintra line.
  • E. Jubany Station
    Jubany Station is an Argentine Antarctic research base located on King George Island near the Antarctic Peninsula, supporting scientific studies in fields such as glaciology, biology, and atmospheric science.
  • 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: Triangle Ferroviari depot
Triple: [Barcelona Metro, hasDepot, Triangle Ferroviari depot]
Generated description
Triangle Ferroviari depot is a major maintenance and storage facility serving the Barcelona Metro network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Triangle Ferroviari depot
Target entity description: Triangle Ferroviari depot is a major maintenance and storage facility serving the Barcelona Metro network.
  • A. Pontinha depot
    Pontinha depot is a maintenance and storage facility serving the Lisbon Metro system in Lisbon, Portugal.
  • B. Liluah railway yard
    Liluah railway yard is a major railway maintenance and marshalling facility near Howrah in West Bengal, India, known for its workshops and rolling stock operations.
  • C. Tasqueña station
    Tasqueña station is a major southern transit hub in Mexico City that serves as the terminus for the Tren Ligero light rail and connects with the city’s metro and bus networks.
  • D. Rossio railway station
    Rossio railway station is a historic 19th-century train terminus in central Lisbon, Portugal, known for its Neo-Manueline façade and role as a key gateway to the Sintra line.
  • E. Jubany Station
    Jubany Station is an Argentine Antarctic research base located on King George Island near the Antarctic Peninsula, supporting scientific studies in fields such as glaciology, biology, and atmospheric science.
  • 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_69a88b08e4308190bdac9aebcca1c91a completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abc21ac3d48190abef254e1c3f45e8 completed March 7, 2026, 6:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae71e48fb081908498f826167020a2 completed March 9, 2026, 7:08 a.m.
NEDg Description generation batch_69ae72bf22088190a2c111a71eb0dda7 completed March 9, 2026, 7:11 a.m.
NED2 Entity disambiguation (via description) batch_69ae731ab8bc819090fac5b311cb5fe0 completed March 9, 2026, 7:13 a.m.
Created at: March 4, 2026, 7:48 p.m.