Triple
T9299740
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Peso da Régua |
E223727
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Douro line
The Douro line is a historic Portuguese railway route that runs along the Douro River through the country’s wine-producing region, renowned for its scenic landscapes and connection to the Douro Valley.
|
E789640
|
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: Douro line | Statement: [Peso da Régua, railwayLine, Douro line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Douro line Context triple: [Peso da Régua, railwayLine, Douro line]
-
A.
Beira Baixa line
The Beira Baixa line is a Portuguese railway route that connects central inland regions to the national rail network, historically serving as an important link for passenger and freight transport.
-
B.
Lisbon–Porto main line
The Lisbon–Porto main line is Portugal’s principal railway corridor, connecting the capital Lisbon with the northern city of Porto and serving major intermediate urban centers.
-
C.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
D.
Linha de Aveiro
Linha de Aveiro is a suburban railway line in northern Portugal that connects Porto with the coastal city of Aveiro as part of the Porto urban rail network.
-
E.
Linha de Cascais
Linha de Cascais is a coastal suburban railway line in the Lisbon metropolitan area of Portugal, connecting central Lisbon to the seaside town of Cascais.
- 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: Douro line Triple: [Peso da Régua, railwayLine, Douro line]
Generated description
The Douro line is a historic Portuguese railway route that runs along the Douro River through the country’s wine-producing region, renowned for its scenic landscapes and connection to the Douro Valley.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Douro line Target entity description: The Douro line is a historic Portuguese railway route that runs along the Douro River through the country’s wine-producing region, renowned for its scenic landscapes and connection to the Douro Valley.
-
A.
Beira Baixa line
The Beira Baixa line is a Portuguese railway route that connects central inland regions to the national rail network, historically serving as an important link for passenger and freight transport.
-
B.
Lisbon–Porto main line
The Lisbon–Porto main line is Portugal’s principal railway corridor, connecting the capital Lisbon with the northern city of Porto and serving major intermediate urban centers.
-
C.
Algarve line
The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
-
D.
Linha de Aveiro
Linha de Aveiro is a suburban railway line in northern Portugal that connects Porto with the coastal city of Aveiro as part of the Porto urban rail network.
-
E.
Linha de Cascais
Linha de Cascais is a coastal suburban railway line in the Lisbon metropolitan area of Portugal, connecting central Lisbon to the seaside town of Cascais.
- 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_69ca8423edb08190bc0c91287a484768 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd08d070c881908bed41aada6f85ae |
completed | April 1, 2026, noon |
| NED1 | Entity disambiguation (via context triple) | batch_69d0b25ac97881908751b466b370b7e5 |
completed | April 4, 2026, 6:40 a.m. |
| NEDg | Description generation | batch_69d0b301659481909c1865884421fcde |
completed | April 4, 2026, 6:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d0b38ae1ec8190b36019d3a642290d |
completed | April 4, 2026, 6:45 a.m. |
Created at: March 30, 2026, 7:36 p.m.