Triple
T3166183
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lisbon Santa Apolónia railway station |
E66216
|
entity |
| Predicate | isTerminalFor |
P2066
|
FINISHED |
| Object |
Beira Alta Line services
Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
|
E333983
|
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: Beira Alta Line services | Statement: [Lisbon Santa Apolónia railway station, isTerminalFor, Beira Alta Line services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beira Alta Line services Context triple: [Lisbon Santa Apolónia railway station, isTerminalFor, Beira Alta Line services]
-
A.
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.
-
B.
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.
-
C.
Linha de Leixões
Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
-
D.
Linha de Guimarães
Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
-
E.
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.
- 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: Beira Alta Line services Triple: [Lisbon Santa Apolónia railway station, isTerminalFor, Beira Alta Line services]
Generated description
Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Beira Alta Line services Target entity description: Beira Alta Line services are regional and international passenger and freight train operations running along Portugal’s Beira Alta railway corridor, a key route linking central Portugal with Spain and the rest of Europe.
-
A.
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.
-
B.
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.
-
C.
Linha de Leixões
Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
-
D.
Linha de Guimarães
Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
-
E.
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.
- 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada643e3e481908f4526d66e36e150 |
completed | March 8, 2026, 4:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b235e108cc81909d5733bd00cb0bee |
completed | March 12, 2026, 3:41 a.m. |
| NEDg | Description generation | batch_69b2372a54a481908a4a954b8986aad7 |
completed | March 12, 2026, 3:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b23806a3c8819096069982b3612730 |
completed | March 12, 2026, 3:50 a.m. |
Created at: March 8, 2026, 3:06 p.m.