Triple
T20316168
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BR Derby Works |
E510384
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object |
British Rail Class 08
The British Rail Class 08 is a widely used diesel-electric shunting locomotive introduced in the mid-20th century and long regarded as the standard yard shunter on Britain’s railways.
|
E1423570
|
NE FINISHED |
How this triple was built (4 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 08 | Statement: [BR Derby Works, designed, British Rail Class 08]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: British Rail Class 08 Context triple: [BR Derby Works, designed, British Rail Class 08]
-
A.
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.
-
B.
British Rail Class 86
The British Rail Class 86 is a class of electric locomotives introduced in the 1960s for high-speed passenger and freight services on the West Coast Main Line and other electrified routes in the UK.
-
C.
British Rail Class 47
The British Rail Class 47 is a widely used diesel-electric locomotive class introduced in the 1960s, notable for its extensive service across the UK rail network with both passenger and freight trains.
-
D.
British Rail Class 40
The British Rail Class 40 is a class of heavy diesel-electric locomotives built in the late 1950s and early 1960s for express passenger and freight services on British Railways, now preserved and operated on heritage lines.
-
E.
British Rail Class 57
The British Rail Class 57 is a rebuilt diesel-electric locomotive class for the UK rail network, created by re-engineering older locomotives with updated engines and systems to extend their service life and improve performance.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: British Rail Class 08 Triple: [BR Derby Works, designed, British Rail Class 08]
Generated description
The British Rail Class 08 is a widely used diesel-electric shunting locomotive introduced in the mid-20th century and long regarded as the standard yard shunter on Britain’s railways.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: British Rail Class 08 Target entity description: The British Rail Class 08 is a widely used diesel-electric shunting locomotive introduced in the mid-20th century and long regarded as the standard yard shunter on Britain’s railways.
-
A.
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.
-
B.
British Rail Class 86
The British Rail Class 86 is a class of electric locomotives introduced in the 1960s for high-speed passenger and freight services on the West Coast Main Line and other electrified routes in the UK.
-
C.
British Rail Class 47
The British Rail Class 47 is a widely used diesel-electric locomotive class introduced in the 1960s, notable for its extensive service across the UK rail network with both passenger and freight trains.
-
D.
British Rail Class 40
The British Rail Class 40 is a class of heavy diesel-electric locomotives built in the late 1950s and early 1960s for express passenger and freight services on British Railways, now preserved and operated on heritage lines.
-
E.
British Rail Class 57
The British Rail Class 57 is a rebuilt diesel-electric locomotive class for the UK rail network, created by re-engineering older locomotives with updated engines and systems to extend their service life and improve performance.
- F. None of above. chosen
Provenance (5 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. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0861246f188190a0ffb84a61a7d8c1 |
completed | May 16, 2026, 12:20 p.m. |
| NEDg | Description generation | batch_6a08627316d48190ab6f2f2cedd9b1db |
completed | May 16, 2026, 12:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a086317d0888190809268c3b8b95f6f |
completed | May 16, 2026, 12:29 p.m. |
Created at: April 16, 2026, 11:19 a.m.