Triple
T15421344
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Companhia Real dos Caminhos de Ferro Portugueses |
E369386
|
entity |
| Predicate | operatedRailway |
P81222
|
FINISHED |
| Object | Linha do Norte |
E302845
|
NE FINISHED |
How this triple was built (3 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: Linha do Norte | Statement: [Companhia Real dos Caminhos de Ferro Portugueses, operatedRailway, Linha do Norte]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Linha do Norte Context triple: [Companhia Real dos Caminhos de Ferro Portugueses, operatedRailway, Linha do Norte]
-
A.
Linha do Norte
chosen
Linha do Norte is Portugal’s principal mainline railway corridor, linking Lisbon and Porto and serving as the country’s busiest and most important rail route.
-
B.
The Great North
The Great North is an animated sitcom that follows the eccentric Tobin family as they navigate life in the wilds of Alaska.
-
C.
Chemin de fer du Nord
Chemin de fer du Nord was a major 19th–20th century French railway company that operated the rail network serving northern France and connecting Paris with Belgium and the United Kingdom via Channel ports.
-
D.
Gateway to the North
Gateway to the North is a nickname for Edmonton, a major Canadian city that serves as a key transportation and economic hub for northern Alberta and the broader Canadian North.
-
E.
The Railway
The Railway is an 1873 oil painting by Édouard Manet depicting a woman and a young girl by a Paris train station, notable for its modern urban subject and unconventional composition.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: operatedRailway Context triple: [Companhia Real dos Caminhos de Ferro Portugueses, operatedRailway, Linha do Norte]
-
A.
operatedOnRailroad
Indicates that an entity conducted operations or provided services on a railroad system.
-
B.
formerRailOperator
Indicates that an entity previously operated a rail service or railway system but no longer does so.
-
C.
laterRailwayCompany
Indicates that one railway company is the successor or later incarnation of another railway company.
-
D.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
E.
railwayCompanyOnRoute
chosen
Indicates that a particular railway company operates or provides service on a specified route.
- F. None of above.
Provenance (4 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_69d85a1849f48190bf898068b2806fae |
completed | April 10, 2026, 2:02 a.m. |
| NER | Named-entity recognition | batch_69e03ebe7b1081908e6b9e6e128a8d5d |
completed | April 16, 2026, 1:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff21a18c548190b8591776828c1793 |
completed | May 9, 2026, 11:59 a.m. |
| PD | Predicate disambiguation | batch_69ded27f45548190a6d2b1b85cb47444 |
completed | April 14, 2026, 11:49 p.m. |
Created at: April 10, 2026, 3:20 a.m.