Triple
T3192166
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coimbra-B railway station |
E66846
|
entity |
| Predicate | isOnCorridor |
P1018
|
FINISHED |
| Object |
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.
|
E338592
|
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: Lisbon–Porto main line | Statement: [Coimbra-B railway station, isOnCorridor, Lisbon–Porto main line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lisbon–Porto main line Context triple: [Coimbra-B railway station, isOnCorridor, Lisbon–Porto main line]
-
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 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.
-
C.
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.
-
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: Lisbon–Porto main line Triple: [Coimbra-B railway station, isOnCorridor, Lisbon–Porto main line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lisbon–Porto main line Target entity description: 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.
-
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 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.
-
C.
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.
-
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_69ad8588ba18819086a10951c32ecb80 |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada6e8e4b48190bc7c6443fc6da900 |
completed | March 8, 2026, 4:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b262126fa08190b7dd620159e3ed96 |
completed | March 12, 2026, 6:49 a.m. |
| NEDg | Description generation | batch_69b264c2b3e88190bdfb33f12c318c70 |
completed | March 12, 2026, 7:01 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b2689419808190adb9b69bf3185daf |
completed | March 12, 2026, 7:17 a.m. |
Created at: March 8, 2026, 3:07 p.m.