Triple
T23427987
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 465 |
E563245
|
entity |
| Predicate | subclass |
P1244
|
FINISHED |
| Object | Class 465/1 |
—
|
NE NERFINISHED |
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 465/1 | Statement: [British Rail Class 465, subclass, Class 465/1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 465/1 Context triple: [British Rail Class 465, subclass, Class 465/1]
-
A.
Class 465/0
Class 465/0 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
-
B.
Class 321/4
Class 321/4 is a sub-class of British Rail Class 321 electric multiple units, primarily used for suburban and commuter rail services in the UK.
-
C.
Class 165/1
Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
-
D.
Class 387/4
Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
-
E.
Class 150/1
Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger services.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Class 465/1 Target entity description: Class 465/1 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
-
A.
Class 465/0
Class 465/0 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
-
B.
Class 321/4
Class 321/4 is a sub-class of British Rail Class 321 electric multiple units, primarily used for suburban and commuter rail services in the UK.
-
C.
Class 165/1
Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
-
D.
Class 387/4
Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
-
E.
Class 150/1
Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger services.
- F. None of above. chosen
Provenance (2 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_69e24553980c8190bb66a2ae0bdab125 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f1a54ae8ac8190b0bae2560582c904 |
completed | April 29, 2026, 6:29 a.m. |
Created at: April 17, 2026, 5:48 p.m.