Triple
T20316193
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BR Derby Works |
E510384
|
entity |
| Predicate | built |
P1028
|
FINISHED |
| Object | British Rail Class 44 |
—
|
NE NERFINISHED |
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: British Rail Class 44 | Statement: [BR Derby Works, built, British Rail Class 44]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: British Rail Class 44 Context triple: [BR Derby Works, built, British Rail Class 44]
-
A.
British Rail Class 44
chosen
The British Rail Class 44 is a class of early British diesel-electric locomotives, nicknamed "Peaks," introduced in the late 1950s for mainline passenger and freight services.
-
B.
British Rail Class 43
The British Rail Class 43 is a high-speed diesel-electric locomotive best known for powering the InterCity 125 trains that long held the world speed record for diesel traction in regular passenger service in the UK.
-
C.
British Rail Class 46
The British Rail Class 46 was a class of diesel-electric locomotives built in the early 1960s for mixed-traffic duties on British Rail’s mainline network.
-
D.
British Rail Class 45
The British Rail Class 45 is a class of large diesel-electric locomotives introduced in the early 1960s for heavy passenger and freight services on British Rail’s main lines, particularly in the Midlands and northern England.
-
E.
British Rail Class 444
The British Rail Class 444 is a fleet of modern electric multiple-unit passenger trains used by South Western Railway for long-distance services on routes including those from London Waterloo.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4c7491c8190961113c4283b10b0 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e67787af188190bc32a3049c9c5b39 |
completed | April 20, 2026, 6:59 p.m. |
Created at: April 16, 2026, 11:19 a.m.