Triple
T19015496
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | George Jackson Churchward |
E465336
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object | GWR 2900 Saint Class |
—
|
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: GWR 2900 Saint Class | Statement: [George Jackson Churchward, designed, GWR 2900 Saint Class]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GWR 2900 Saint Class Context triple: [George Jackson Churchward, designed, GWR 2900 Saint Class]
-
A.
GWR Hall Class
The GWR Hall Class was a highly successful class of mixed-traffic 4-6-0 steam locomotives designed by Charles Collett for the Great Western Railway in the UK, renowned for their versatility and reliability.
-
B.
GWR King class locomotives
The GWR King class locomotives were powerful express passenger steam engines built for the Great Western Railway in the 1920s, renowned as some of the most capable and prestigious British steam locomotives of their era.
-
C.
GWR 2221 County Tank Class
The GWR 2221 County Tank Class was a class of Great Western Railway 4-4-2T steam locomotives used primarily for passenger services in the early 20th century.
-
D.
GWR Castle class locomotives
GWR Castle class locomotives were a celebrated class of Great Western Railway 4-6-0 steam engines renowned for their power, speed, and express passenger service performance in the mid-20th century UK rail network.
-
E.
LNER Class V2
The LNER Class V2 was a class of powerful 2-6-2 steam locomotives designed by Sir Nigel Gresley for mixed-traffic duties on the London and North Eastern Railway in the mid-20th century.
- 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: GWR 2900 Saint Class Target entity description: The GWR 2900 Saint Class was a pioneering class of Great Western Railway 4-6-0 steam locomotives that strongly influenced subsequent British express passenger locomotive design.
-
A.
GWR Hall Class
The GWR Hall Class was a highly successful class of mixed-traffic 4-6-0 steam locomotives designed by Charles Collett for the Great Western Railway in the UK, renowned for their versatility and reliability.
-
B.
GWR King class locomotives
The GWR King class locomotives were powerful express passenger steam engines built for the Great Western Railway in the 1920s, renowned as some of the most capable and prestigious British steam locomotives of their era.
-
C.
GWR 2221 County Tank Class
The GWR 2221 County Tank Class was a class of Great Western Railway 4-4-2T steam locomotives used primarily for passenger services in the early 20th century.
-
D.
GWR Castle class locomotives
GWR Castle class locomotives were a celebrated class of Great Western Railway 4-6-0 steam engines renowned for their power, speed, and express passenger service performance in the mid-20th century UK rail network.
-
E.
LNER Class V2
The LNER Class V2 was a class of powerful 2-6-2 steam locomotives designed by Sir Nigel Gresley for mixed-traffic duties on the London and North Eastern Railway in the mid-20th century.
- 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_69d8dd025c188190a1d81f5b4ec7e2c6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d6d9f2a081908c0e923809da88e2 |
completed | April 20, 2026, 7:33 a.m. |
Created at: April 10, 2026, 12:02 p.m.