Triple

T504376
Position Surface form Disambiguated ID Type / Status
Subject Comboios de Portugal E10469 entity
Predicate brand P1500 FINISHED
Object Urbanos de Coimbra
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
 E63920 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: Urbanos de Coimbra | Statement: [Comboios de Portugal, brand, Urbanos de Coimbra]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Urbanos de Coimbra
Context triple: [Comboios de Portugal, brand, Urbanos de Coimbra]
  • A. Urbanos de Lisboa
    Urbanos de Lisboa is the suburban rail service network operated in the Lisbon metropolitan area, providing frequent commuter train connections for the Portuguese railway company Comboios de Portugal.
  • B. Urbanos do Porto
    Urbanos do Porto is a suburban rail service network in the Porto metropolitan area of Portugal, operated under the national railway company Comboios de Portugal.
  • C. Coimbra
    Coimbra is a historic Portuguese city known for its medieval architecture and the University of Coimbra, one of the oldest universities in continuous operation in the world.
  • D. Sabrosa
    Sabrosa is a small municipality in Portugal’s Douro region, historically notable as the birthplace of explorer Ferdinand Magellan.
  • E. Comboios de Portugal
    Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight 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: Urbanos de Coimbra
Triple: [Comboios de Portugal, brand, Urbanos de Coimbra]
Generated description
Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Urbanos de Coimbra
Target entity description: Urbanos de Coimbra is a suburban rail service network in and around the city of Coimbra, Portugal, operated under the national railway company Comboios de Portugal.
  • A. Urbanos de Lisboa
    Urbanos de Lisboa is the suburban rail service network operated in the Lisbon metropolitan area, providing frequent commuter train connections for the Portuguese railway company Comboios de Portugal.
  • B. Urbanos do Porto
    Urbanos do Porto is a suburban rail service network in the Porto metropolitan area of Portugal, operated under the national railway company Comboios de Portugal.
  • C. Coimbra
    Coimbra is a historic Portuguese city known for its medieval architecture and the University of Coimbra, one of the oldest universities in continuous operation in the world.
  • D. Sabrosa
    Sabrosa is a small municipality in Portugal’s Douro region, historically notable as the birthplace of explorer Ferdinand Magellan.
  • E. Comboios de Portugal
    Comboios de Portugal is Portugal’s national state-owned railway company, responsible for operating most of the country’s passenger and freight 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_69a2e848adf881908e5e04f7af030093 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f149bd1c81908ff58ac504ace2bf completed Feb. 28, 2026, 1:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4a14c7d0481908368fb33ab14f4c6 completed March 1, 2026, 8:27 p.m.
NEDg Description generation batch_69a4a1b157dc8190a45625668678c96a completed March 1, 2026, 8:29 p.m.
NED2 Entity disambiguation (via description) batch_69a4a21596d88190bab7a940f3020377 completed March 1, 2026, 8:31 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.