Triple
T8514961
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LNER Class A4 4468 Mallard |
E201549
|
entity |
| Predicate | designer |
P184
|
FINISHED |
| Object | Nigel Gresley |
E195635
|
NE FINISHED |
How this triple was built (2 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: Nigel Gresley | Statement: [LNER Class A4 4468 Mallard, designer, Nigel Gresley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nigel Gresley Context triple: [LNER Class A4 4468 Mallard, designer, Nigel Gresley]
-
A.
Nigel Gresley
chosen
Nigel Gresley was a renowned British steam locomotive engineer best known for designing record-breaking express engines such as the LNER Class A4 Mallard.
-
B.
George Ivatt
George Ivatt was a British railway engineer best known for designing some of the last steam and early diesel locomotives for the London, Midland and Scottish Railway and its nationalised successor, British Railways.
-
C.
Richard Beeching
Richard Beeching was a British physicist, industrialist, and chairman of British Railways best known for authoring the 1960s reports that led to widespread railway line closures in the UK.
-
D.
Fred Esmelton
Fred Esmelton was an early 20th-century film and stage actor known for his character roles in silent-era Hollywood productions.
-
E.
W. O. Bentley
W. O. Bentley was a British engineer and entrepreneur best known for founding the luxury automobile manufacturer Bentley Motors and for his influential work in early high-performance car and aircraft engine design.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca8320e5748190ac2c585a0bba8193 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe60e12848190a4a3dfa457aef275 |
completed | March 31, 2026, 3:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce4e56ef088190b4f938486bbb7962 |
completed | April 2, 2026, 11:09 a.m. |
Created at: March 30, 2026, 6:15 p.m.