Triple
T16470869
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Class 5MT |
E400054
|
entity |
| Predicate | appliedToLocomotiveClass |
P31795
|
FINISHED |
| Object | LMS Stanier Black Five |
E256294
|
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: LMS Stanier Black Five | Statement: [Class 5MT, appliedToLocomotiveClass, LMS Stanier Black Five]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LMS Stanier Black Five Context triple: [Class 5MT, appliedToLocomotiveClass, LMS Stanier Black Five]
-
A.
LMS Stanier Class 5 4-6-0 "Black Five" locomotives
chosen
The LMS Stanier Class 5 4-6-0 "Black Five" locomotives are a highly successful and versatile class of British mixed-traffic steam engines designed by William Stanier for the London, Midland and Scottish Railway in the 1930s.
-
B.
British Rail Class 56
The British Rail Class 56 is a heavy freight diesel-electric locomotive introduced in the 1970s for high-power haulage duties on the UK rail network.
-
C.
LMS Jubilee Class
The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
-
D.
LMS 8F Class
The LMS 8F Class is a British heavy freight steam locomotive type widely used by the London, Midland and Scottish Railway and later by British Railways, particularly during World War II.
-
E.
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.
- 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_6a006ed25bcc819090ccca4705e4e24f |
completed | May 10, 2026, 11:41 a.m. |
Created at: April 10, 2026, 5:11 a.m.