Triple
T9964119
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Doncaster Works |
E195637
|
entity |
| Predicate | builtLocomotive |
P8940
|
FINISHED |
| Object | LNER Class A3 4472 Flying Scotsman |
E198020
|
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: LNER Class A3 4472 Flying Scotsman | Statement: [Doncaster Works, builtLocomotive, LNER Class A3 4472 Flying Scotsman]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LNER Class A3 4472 Flying Scotsman Context triple: [Doncaster Works, builtLocomotive, LNER Class A3 4472 Flying Scotsman]
-
A.
LNER Class A3 4472 Flying Scotsman
chosen
LNER Class A3 4472 Flying Scotsman is a famous British steam locomotive renowned for being one of the world’s most iconic express passenger engines and the first to officially reach 100 mph.
-
B.
LNER Class A4 4468 Mallard
LNER Class A4 4468 Mallard is a famous British steam locomotive best known for holding the world speed record for steam traction, set in 1938.
-
C.
LNER Class A4
The LNER Class A4 is a class of streamlined British express steam locomotives designed by Sir Nigel Gresley, famed for their high-speed service and for producing Mallard, the world speed record holder for steam traction.
-
D.
LNER Class A1
The LNER Class A1 was a series of powerful British express passenger steam locomotives designed by Sir Nigel Gresley for high-speed mainline services in the early 20th century.
-
E.
LNER Class A3
The LNER Class A3 was a famous class of British express steam locomotives, including the record-breaking Flying Scotsman, designed by Sir Nigel Gresley for high-speed mainline passenger service.
- 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: builtLocomotive Context triple: [Doncaster Works, builtLocomotive, LNER Class A3 4472 Flying Scotsman]
-
A.
locomotiveWorks
chosen
Indicates a relationship where an entity is a facility or company that builds, repairs, or maintains locomotives.
-
B.
hasLocomotive
Indicates that one entity possesses or is equipped with a locomotive as part of its composition or operation.
-
C.
openingLocomotive
Indicates that an entity serves as the leading locomotive at the front of a train consist.
-
D.
typeOfLocomotivesProduced
Indicates the specific kinds or categories of locomotives that are manufactured or produced by an entity.
-
E.
preservedLocomotive
Indicates that a locomotive has been retained and maintained, typically in a museum or heritage setting, rather than being scrapped or left to deteriorate.
- F. None of above.
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_69ca82ebd1288190912f9e4482d1fa35 |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb71a33b48190a18c1a9023f249d2 |
completed | April 2, 2026, 12:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d3171f23d08190a5f9cd2c3d139a0e |
completed | April 6, 2026, 2:14 a.m. |
| PD | Predicate disambiguation | batch_69cd1d9ae19c819099fb3635e57c79be |
completed | April 1, 2026, 1:28 p.m. |
Created at: March 30, 2026, 8:47 p.m.