Triple

T18849958
Position Surface form Disambiguated ID Type / Status
Subject Linha do Norte E461012 entity
Predicate hasStationOnRoute P96297 FINISHED
Object Espinho railway station
Espinho railway station is a key passenger rail stop in northern Portugal, serving the coastal city of Espinho on the country’s main north–south railway corridor.
 E1347096 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: Espinho railway station | Statement: [Linha do Norte, hasStationOnRoute, Espinho railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Espinho railway station
Context triple: [Linha do Norte, hasStationOnRoute, Espinho railway station]
  • A. Espinho-Vouga station
    Espinho-Vouga station is a railway station in Espinho, Portugal, serving the narrow-gauge Vouga line.
  • B. Estoril railway station
    Estoril railway station is a coastal train stop on Portugal’s Cascais Line, serving the seaside resort town of Estoril and its surrounding area.
  • C. Porto Campanhã railway station
    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.
  • D. Abrantes railway station
    Abrantes railway station is a key rail transport hub serving the town of Abrantes in central Portugal, connecting regional and long-distance train services.
  • E. Albufeira-Ferreiras station
    Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
  • 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: Espinho railway station
Triple: [Linha do Norte, hasStationOnRoute, Espinho railway station]
Generated description
Espinho railway station is a key passenger rail stop in northern Portugal, serving the coastal city of Espinho on the country’s main north–south railway corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Espinho railway station
Target entity description: Espinho railway station is a key passenger rail stop in northern Portugal, serving the coastal city of Espinho on the country’s main north–south railway corridor.
  • A. Espinho-Vouga station
    Espinho-Vouga station is a railway station in Espinho, Portugal, serving the narrow-gauge Vouga line.
  • B. Estoril railway station
    Estoril railway station is a coastal train stop on Portugal’s Cascais Line, serving the seaside resort town of Estoril and its surrounding area.
  • C. Porto Campanhã railway station
    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.
  • D. Abrantes railway station
    Abrantes railway station is a key rail transport hub serving the town of Abrantes in central Portugal, connecting regional and long-distance train services.
  • E. Albufeira-Ferreiras station
    Albufeira-Ferreiras station is the main railway station serving the coastal resort city of Albufeira in Portugal’s Algarve region.
  • 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_69d8dcfa11e4819090ab1ef5bdcd2b2e completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5b8f1abdc819081638ed384da191e completed April 20, 2026, 5:26 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0575b1b26c8190ac2fbf2615f7f0e0 completed May 14, 2026, 7:11 a.m.
NEDg Description generation batch_6a05779c180c8190a682ffba162df80d completed May 14, 2026, 7:19 a.m.
NED2 Entity disambiguation (via description) batch_6a057813dd3481909f79b2a78bdec055 completed May 14, 2026, 7:21 a.m.
Created at: April 10, 2026, 11:56 a.m.