Triple

T12771718
Position Surface form Disambiguated ID Type / Status
Subject Linha do Douro E305261 entity
Predicate hasScenicSection P3625 FINISHED
Object Régua–Pocinho section
The Régua–Pocinho section is a renowned stretch of Portugal’s Douro railway line celebrated for its dramatic river-hugging route through the terraced vineyards and rugged landscapes of the Douro Valley.
E1002947 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: Régua–Pocinho section | Statement: [Linha do Douro, hasScenicSection, Régua–Pocinho section]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Régua–Pocinho section
Context triple: [Linha do Douro, hasScenicSection, Régua–Pocinho section]
  • A. Estrada de Ferro Santos-Jundiaí
    Estrada de Ferro Santos-Jundiaí is a historic Brazilian railway line in the state of São Paulo that played a key role in the transport of coffee and the development of the region’s economy.
  • B. Linha de Azambuja
    Linha de Azambuja is a suburban railway line in the Lisbon metropolitan area that connects the capital to the town of Azambuja and serves as a key commuter corridor.
  • C. Capão Redondo–Santo Amaro
    Capão Redondo–Santo Amaro is a segment of São Paulo’s Metro Line 5–Lilac, connecting the Capão Redondo and Santo Amaro districts in the city’s south zone.
  • D. North–South Corridor of São Paulo
    The North–South Corridor of São Paulo is a major urban expressway system that channels high-capacity traffic flow through the city in a north–south direction, connecting key avenues and districts.
  • E. Petrópolis–Teresópolis crossing
    The Petrópolis–Teresópolis crossing is a famous multi-day mountain trekking route in Brazil that traverses the dramatic peaks and valleys of Serra dos Órgãos National Park.
  • 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: Régua–Pocinho section
Triple: [Linha do Douro, hasScenicSection, Régua–Pocinho section]
Generated description
The Régua–Pocinho section is a renowned stretch of Portugal’s Douro railway line celebrated for its dramatic river-hugging route through the terraced vineyards and rugged landscapes of the Douro Valley.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Régua–Pocinho section
Target entity description: The Régua–Pocinho section is a renowned stretch of Portugal’s Douro railway line celebrated for its dramatic river-hugging route through the terraced vineyards and rugged landscapes of the Douro Valley.
  • A. Estrada de Ferro Santos-Jundiaí
    Estrada de Ferro Santos-Jundiaí is a historic Brazilian railway line in the state of São Paulo that played a key role in the transport of coffee and the development of the region’s economy.
  • B. Linha de Azambuja
    Linha de Azambuja is a suburban railway line in the Lisbon metropolitan area that connects the capital to the town of Azambuja and serves as a key commuter corridor.
  • C. Capão Redondo–Santo Amaro
    Capão Redondo–Santo Amaro is a segment of São Paulo’s Metro Line 5–Lilac, connecting the Capão Redondo and Santo Amaro districts in the city’s south zone.
  • D. North–South Corridor of São Paulo
    The North–South Corridor of São Paulo is a major urban expressway system that channels high-capacity traffic flow through the city in a north–south direction, connecting key avenues and districts.
  • E. Petrópolis–Teresópolis crossing
    The Petrópolis–Teresópolis crossing is a famous multi-day mountain trekking route in Brazil that traverses the dramatic peaks and valleys of Serra dos Órgãos National Park.
  • 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_69d7bdf2b43c819098ae5aa68e61ea58 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96df5b68481908a5d40516b09be52 completed April 10, 2026, 9:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69f684fcd4b48190ab610efffcbd1546 completed May 2, 2026, 11:13 p.m.
NEDg Description generation batch_69f689e108cc819097bacb28f6bd9a9b completed May 2, 2026, 11:33 p.m.
NED2 Entity disambiguation (via description) batch_69f68adcfabc8190a85624e2f1b0bafb completed May 2, 2026, 11:38 p.m.
Created at: April 9, 2026, 5:28 p.m.