Triple

T2893879
Position Surface form Disambiguated ID Type / Status
Subject Urbanos do Porto E63891 entity
Predicate secondaryHub P8522 FINISHED
Object Porto Campanhã railway station E66592 NE FINISHED

How this triple was built (2 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: Porto Campanhã railway station | Statement: [Urbanos do Porto, secondaryHub, Porto Campanhã railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Porto Campanhã railway station
Context triple: [Urbanos do Porto, secondaryHub, Porto Campanhã railway station]
  • A. Porto Campanhã railway station chosen
    Porto Campanhã railway station is the main intercity and regional rail hub in Porto, Portugal, serving as a key gateway for national and international train connections.
  • B. Porto São Bento railway station
    Porto São Bento railway station is a historic central train station in Porto, Portugal, renowned for its azulejo tile panels and role as a key hub for regional and commuter rail services.
  • C. Portimão railway station
    Portimão railway station is a regional rail station in the coastal city of Portimão in Portugal, serving as a key passenger stop in the Algarve region.
  • D. Guimarães railway station
    Guimarães railway station is a key passenger rail hub in northern Portugal serving the historic city of Guimarães with regional and intercity train connections.
  • E. Coimbra-B railway station
    Coimbra-B railway station is a major Portuguese rail hub in the city of Coimbra, serving as a key interchange for long-distance and regional train services operated by Comboios de Portugal.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ab4c45822c8190830c5f2bb97bcfd0 completed March 6, 2026, 9:51 p.m.
NER Named-entity recognition batch_69abe063de6c8190bce9ddefd1dd62e1 completed March 7, 2026, 8:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69b1de8b9378819084861d65dd2b9528 completed March 11, 2026, 9:28 p.m.
Created at: March 6, 2026, 10:07 p.m.