Triple
T23806187
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Railway Technical Centre, Derby |
E589713
|
entity |
| Predicate | historicallyAssociatedWith |
P2830
|
FINISHED |
| Object |
British Rail Research Division
The British Rail Research Division was the central research and development arm of British Rail, responsible for pioneering advances in railway engineering, operations, and technology in the UK.
|
E143329
|
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: British Rail Research Division | Statement: [Railway Technical Centre, Derby, historicallyAssociatedWith, British Rail Research Division]
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 Research Division Triple: [Railway Technical Centre, Derby, historicallyAssociatedWith, British Rail Research Division]
Generated description
The British Rail Research Division was the central research and development arm of British Rail, responsible for pioneering advances in railway engineering, operations, and technology in the UK.
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_69e25d19fecc8190a5cf39bbb18d5d7f |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f1c75206a88190b6e35da289471c27 |
completed | April 29, 2026, 8:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0f760e50488190ad156ea68e65a551 |
completed | May 21, 2026, 9:15 p.m. |
| NEDg | Description generation | batch_6a0f76cc78748190b0f22716094bba19 |
completed | May 21, 2026, 9:19 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0f77541b948190bb866a8c7c6f5ca9 |
completed | May 21, 2026, 9:21 p.m. |
Created at: April 17, 2026, 7:56 p.m.