Triple
T11176626
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 332 |
E264428
|
entity |
| Predicate | operatorClassDesignation |
P974
|
FINISHED |
| Object |
Class 332
Class 332 is a type of electric multiple unit train used in the United Kingdom, primarily known for operating Heathrow Express services between London Paddington and Heathrow Airport.
|
E910535
|
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: Class 332 | Statement: [British Rail Class 332, operatorClassDesignation, Class 332]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 332 Context triple: [British Rail Class 332, operatorClassDesignation, Class 332]
-
A.
Class 323
Class 323 is a type of British electric multiple unit train widely used for suburban and commuter rail services in the UK.
-
B.
Class 321
Class 321 is a type of British electric multiple unit train widely used for suburban and commuter rail services in the UK.
-
C.
Class 319
Class 319 is a type of British dual-voltage electric multiple unit train used primarily for commuter and regional services.
-
D.
Class 37/0
Class 37/0 is the original batch of British Rail Class 37 diesel-electric locomotives, known for their distinctive design and long service life across the UK rail network.
-
E.
Class 377
Class 377 is a family of electric multiple-unit commuter trains used extensively on suburban and regional services in southern England.
- 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: Class 332 Triple: [British Rail Class 332, operatorClassDesignation, Class 332]
Generated description
Class 332 is a type of electric multiple unit train used in the United Kingdom, primarily known for operating Heathrow Express services between London Paddington and Heathrow Airport.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Class 332 Target entity description: Class 332 is a type of electric multiple unit train used in the United Kingdom, primarily known for operating Heathrow Express services between London Paddington and Heathrow Airport.
-
A.
Class 323
Class 323 is a type of British electric multiple unit train widely used for suburban and commuter rail services in the UK.
-
B.
Class 321
Class 321 is a type of British electric multiple unit train widely used for suburban and commuter rail services in the UK.
-
C.
Class 319
Class 319 is a type of British dual-voltage electric multiple unit train used primarily for commuter and regional services.
-
D.
Class 37/0
Class 37/0 is the original batch of British Rail Class 37 diesel-electric locomotives, known for their distinctive design and long service life across the UK rail network.
-
E.
Class 377
Class 377 is a family of electric multiple-unit commuter trains used extensively on suburban and regional services in southern England.
- 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_69d6aa9dafac8190bd90d2c74f661aa7 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8987e1081909b28a0bdb866beae |
completed | April 9, 2026, 5:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4838f19388190af6fde7d4275ce2a |
completed | April 19, 2026, 7:26 a.m. |
| NEDg | Description generation | batch_69e48788be688190a109ccb8281d3dc9 |
completed | April 19, 2026, 7:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4890c12388190838d350207492c9e |
completed | April 19, 2026, 7:49 a.m. |
Created at: April 8, 2026, 9:29 p.m.