Triple

T504339
Position Surface form Disambiguated ID Type / Status
Subject Algarve line E10468 entity
Predicate hasStation P35 FINISHED
Object Olhão railway station
Olhão railway station is a passenger rail stop in the town of Olhão, Portugal, serving regional and intercity trains along the Algarve railway line.
 E64468 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: Olhão railway station | Statement: [Algarve line, hasStation, Olhão railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Olhão railway station
Context triple: [Algarve line, hasStation, Olhão railway station]
  • A. Albufeira-Ferreiras station
    Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
  • B. 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.
  • C. Olhão
    Olhão is a coastal city in Portugal’s Algarve region, known for its fishing port, historic waterfront, and access to the Ria Formosa lagoon and nearby islands.
  • D. Loulé railway station
    Loulé railway station is a regional train station in the Algarve region of southern Portugal, serving the town of Loulé and nearby coastal tourist areas.
  • E. Auditorio metro station
    Auditorio metro station is a Mexico City Metro station on Line 7 that serves the Polanco and Chapultepec area, providing access to major cultural venues such as the National Auditorium and the National Museum of Anthropology.
  • 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: Olhão railway station
Triple: [Algarve line, hasStation, Olhão railway station]
Generated description
Olhão railway station is a passenger rail stop in the town of Olhão, Portugal, serving regional and intercity trains along the Algarve railway line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Olhão railway station
Target entity description: Olhão railway station is a passenger rail stop in the town of Olhão, Portugal, serving regional and intercity trains along the Algarve railway line.
  • A. Albufeira-Ferreiras station
    Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
  • B. 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.
  • C. Olhão
    Olhão is a coastal city in Portugal’s Algarve region, known for its fishing port, historic waterfront, and access to the Ria Formosa lagoon and nearby islands.
  • D. Loulé railway station
    Loulé railway station is a regional train station in the Algarve region of southern Portugal, serving the town of Loulé and nearby coastal tourist areas.
  • E. Auditorio metro station
    Auditorio metro station is a Mexico City Metro station on Line 7 that serves the Polanco and Chapultepec area, providing access to major cultural venues such as the National Auditorium and the National Museum of Anthropology.
  • 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_69a4a42835088190b489cc23629a44c0 completed March 1, 2026, 8:40 p.m.
NEDg Description generation batch_69a4a488e0648190a5d8331c43c15a52 completed March 1, 2026, 8:41 p.m.
NED2 Entity disambiguation (via description) batch_69a4a52e4ae081909f880462479fc51f completed March 1, 2026, 8:44 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.