Triple
T22236537
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 319 |
E549606
|
entity |
| Predicate | refurbishedAs |
P146851
|
FINISHED |
| Object | Class 769 bi-mode units |
—
|
NE NERFINISHED |
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: Class 769 bi-mode units | Statement: [British Rail Class 319, refurbishedAs, Class 769 bi-mode units]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 769 bi-mode units Context triple: [British Rail Class 319, refurbishedAs, Class 769 bi-mode units]
-
A.
Class 777 electric multiple units
The Class 777 electric multiple units are a modern fleet of low-floor, high-capacity commuter trains built for Merseyrail’s urban rail network around Liverpool, featuring improved accessibility, energy efficiency, and passenger amenities.
-
B.
Class 78 electric multiple unit
The Class 78 electric multiple unit is a high-speed airport express train used by the Norwegian operator Flytoget to provide fast rail connections between Oslo and Oslo Airport.
-
C.
Class 755 bi-mode multiple unit
The Class 755 bi-mode multiple unit is a modern British train capable of operating on both electrified and non-electrified lines, widely used for regional passenger services.
-
D.
Class 805 bi-mode multiple unit
The Class 805 bi-mode multiple unit is a modern intercity train for the UK rail network capable of operating on both electrified and non-electrified routes.
-
E.
Class 71 electric multiple unit
The Class 71 electric multiple unit is a high-speed Norwegian train type used primarily for Flytoget’s airport express services between Oslo and Oslo Airport Gardermoen.
- 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 769 bi-mode units Target entity description: The Class 769 bi-mode units are converted British commuter trains capable of operating on both electrified and non-electrified routes using a combination of electric and diesel power.
-
A.
Class 777 electric multiple units
The Class 777 electric multiple units are a modern fleet of low-floor, high-capacity commuter trains built for Merseyrail’s urban rail network around Liverpool, featuring improved accessibility, energy efficiency, and passenger amenities.
-
B.
Class 78 electric multiple unit
The Class 78 electric multiple unit is a high-speed airport express train used by the Norwegian operator Flytoget to provide fast rail connections between Oslo and Oslo Airport.
-
C.
Class 755 bi-mode multiple unit
The Class 755 bi-mode multiple unit is a modern British train capable of operating on both electrified and non-electrified lines, widely used for regional passenger services.
-
D.
Class 805 bi-mode multiple unit
The Class 805 bi-mode multiple unit is a modern intercity train for the UK rail network capable of operating on both electrified and non-electrified routes.
-
E.
Class 71 electric multiple unit
The Class 71 electric multiple unit is a high-speed Norwegian train type used primarily for Flytoget’s airport express services between Oslo and Oslo Airport Gardermoen.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: refurbishedAs Context triple: [British Rail Class 319, refurbishedAs, Class 769 bi-mode units]
-
A.
refurbishedIn
Indicates that an entity has undergone restoration, repair, or renovation at a specific time or during a particular period.
-
B.
rebuiltFor
Indicates that one entity has been reconstructed, renovated, or modified specifically to serve the needs, purposes, or use of another entity.
-
C.
refurbishedForMuseumUse
Indicates that something has been restored or modified specifically to be suitable for display or use in a museum context.
-
D.
laterRepurposedFor
Indicates that something was originally used for one purpose and subsequently assigned a different, new purpose.
-
E.
repairedIn
Indicates that an item or object underwent repair within a specified location or during a particular time period.
- F. None of above. chosen
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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf7b1d8819091087dcfdb2e967c |
completed | April 28, 2026, 9:51 p.m. |
| PD | Predicate disambiguation | batch_69e71b5177d881908f90abde14ada7dc |
completed | April 21, 2026, 6:38 a.m. |
| PDg | Predicate description generation | batch_69e7222e74248190a2d3671049f117f2 |
completed | April 21, 2026, 7:07 a.m. |
Created at: April 16, 2026, 8:38 p.m.