Triple
T16470967
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LMS Ivatt Class 2 2-6-0 |
E400056
|
entity |
| Predicate | influenced |
P9
|
FINISHED |
| Object | BR Standard Class 2 2-6-0 |
E1215498
|
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: BR Standard Class 2 2-6-0 | Statement: [LMS Ivatt Class 2 2-6-0, influenced, BR Standard Class 2 2-6-0]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BR Standard Class 2 2-6-0 Context triple: [LMS Ivatt Class 2 2-6-0, influenced, BR Standard Class 2 2-6-0]
-
A.
LMS Ivatt Class 2 2-6-0 steam locomotives
The LMS Ivatt Class 2 2-6-0 steam locomotives were a class of light mixed-traffic engines designed in the 1940s for the London, Midland and Scottish Railway and later British Railways, intended for branch line and secondary duties.
-
B.
BR Standard Class 4 steam locomotives
BR Standard Class 4 steam locomotives are mid-20th-century British Railways mixed-traffic steam engines designed for versatility and efficiency on both passenger and freight services.
-
C.
BR Standard Class steam locomotives
chosen
BR Standard Class steam locomotives were a series of steam engines designed and built in the 1950s for British Railways to standardize and modernize its steam fleet in the final years before diesel and electric traction took over.
-
D.
BR Standard Class 5
The BR Standard Class 5 was a versatile British steam locomotive class introduced in the 1950s for mixed-traffic duties across the nationalised railway network.
-
E.
LNER Class P2
The LNER Class P2 was a powerful class of 2-8-2 steam locomotives designed by Sir Nigel Gresley for hauling heavy express trains on the challenging Edinburgh–Aberdeen route in the 1930s.
- 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dd0d2fc81909b68b5afb00f192f |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00679ecf4c819096e7f698b81fe25a |
completed | May 10, 2026, 11:10 a.m. |
Created at: April 10, 2026, 5:11 a.m.