Triple

T504334
Position Surface form Disambiguated ID Type / Status
Subject Algarve line E10468 entity
Predicate hasStation P35 FINISHED
Object 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.
 E63890 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: Portimão railway station | Statement: [Algarve line, hasStation, Portimão railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Portimão railway station
Context triple: [Algarve line, hasStation, Portimão 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
    Portimão is a coastal city and popular tourist destination in southern Portugal, known for its beaches, marina, and vibrant waterfront along the Arade River.
  • C. Silves
    Silves is a historic town in southern Portugal known for its well-preserved Moorish castle and former status as the medieval capital of the Algarve region.
  • D. Sagres
    Sagres is a small coastal town at the southwestern tip of Portugal, known for its dramatic cliffs, surfing beaches, and historic role in the Age of Discoveries.
  • E. Vila Real de Santo António
    Vila Real de Santo António is a coastal town and municipality in Portugal’s Algarve region, located at the mouth of the Guadiana River on the border with Spain.
  • 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: Portimão railway station
Triple: [Algarve line, hasStation, Portimão railway station]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Portimão railway station
Target entity description: 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.
  • 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
    Portimão is a coastal city and popular tourist destination in southern Portugal, known for its beaches, marina, and vibrant waterfront along the Arade River.
  • C. Silves
    Silves is a historic town in southern Portugal known for its well-preserved Moorish castle and former status as the medieval capital of the Algarve region.
  • D. Sagres
    Sagres is a small coastal town at the southwestern tip of Portugal, known for its dramatic cliffs, surfing beaches, and historic role in the Age of Discoveries.
  • E. Vila Real de Santo António
    Vila Real de Santo António is a coastal town and municipality in Portugal’s Algarve region, located at the mouth of the Guadiana River on the border with Spain.
  • 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_69a49eb990308190a3306f5408eec850 completed March 1, 2026, 8:16 p.m.
NEDg Description generation batch_69a49f60529481908b68c2fdb6120641 completed March 1, 2026, 8:19 p.m.
NED2 Entity disambiguation (via description) batch_69a4a01e54f08190be389a351aa131f0 completed March 1, 2026, 8:22 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.