Triple
T16812185
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Azuma trains |
E408641
|
entity |
| Predicate | operatorBrandNameFor |
P124951
|
FINISHED |
| Object | Class 800 |
E408642
|
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: Class 800 | Statement: [Azuma trains, operatorBrandNameFor, Class 800]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 800 Context triple: [Azuma trains, operatorBrandNameFor, Class 800]
-
A.
Class 800 trains
chosen
Class 800 trains are modern bi-mode high-speed multiple units used on Britain’s mainline rail network, notably on intercity routes operated by companies such as London North Eastern Railway.
-
B.
Class 180 Adelante
The Class 180 Adelante is a high-speed diesel multiple unit train used on intercity and regional services on the British railway network.
-
C.
IE 8500 Class
The IE 8500 Class is a series of electric multiple unit trains operated by Iarnród Éireann for Dublin’s DART suburban rail services.
-
D.
CP Class 4000
CP Class 4000 is a series of high-speed electric multiple unit trains operated by Comboios de Portugal, primarily used for the Alfa Pendular tilting services.
-
E.
Class 377
Class 377 is a family of electric multiple-unit commuter trains used extensively on suburban and regional services in southern England.
- 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: operatorBrandNameFor Context triple: [Azuma trains, operatorBrandNameFor, Class 800]
-
A.
operatedByBrand
Indicates that an entity (such as a service, location, or product line) is run, managed, or controlled by a particular brand.
-
B.
carrierOf
Indicates that one entity serves as the medium, vehicle, or host that contains, transports, or conveys another entity.
-
C.
robotBrand
Indicates that one entity is the brand or manufacturer associated with a given robot.
-
D.
usedBrandOf
Indicates that one entity made use of or operated an item, product, or service associated with a particular brand.
-
E.
manufacturerStatus
Indicates the current operational or business condition of a manufacturer in relation to the product or agreement in question.
- 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_69d88393905081908d00a86b99996ac8 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3b2df5c888190a462614e1432c357 |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00b292a5888190812539b14eb77f34 |
completed | May 10, 2026, 4:30 p.m. |
| PD | Predicate disambiguation | batch_69e32b814b188190aee525f8779203cd |
completed | April 18, 2026, 6:58 a.m. |
| PDg | Predicate description generation | batch_69e34fb7c8c8819086975b7955b7d8ef |
completed | April 18, 2026, 9:32 a.m. |
Created at: April 10, 2026, 5:23 a.m.