Triple
T8142079
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alstom multiple units |
E190120
|
entity |
| Predicate | hasSubclass |
P1244
|
FINISHED |
| Object |
Alstom Class 334
The Alstom Class 334 is a fleet of electric multiple-unit passenger trains built by Alstom for commuter and regional services on the Scottish rail network.
|
E736916
|
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: Alstom Class 334 | Statement: [Alstom multiple units, hasSubclass, Alstom Class 334]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alstom Class 334 Context triple: [Alstom multiple units, hasSubclass, Alstom Class 334]
-
A.
Alstom Class 180
The Alstom Class 180 is a high-speed diesel multiple unit train used on intercity passenger services in the United Kingdom.
-
B.
Alstom Coradia Polyvalent
The Alstom Coradia Polyvalent is a family of modern regional and intercity multiple-unit trains designed for flexible operation, including electric and dual-mode configurations, widely used across France and other European countries.
-
C.
Alstom Coradia Lint
The Alstom Coradia Lint is a family of low-floor diesel multiple unit regional trains widely used across Europe for local and commuter rail services.
-
D.
British Rail Class 325
The British Rail Class 325 is an electric multiple unit train type designed specifically for high-speed postal and parcel services on the UK rail network.
-
E.
British Rail Class 323
The British Rail Class 323 is a type of electric multiple unit train widely used on suburban and commuter rail services in the West Midlands and North West 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: Alstom Class 334 Triple: [Alstom multiple units, hasSubclass, Alstom Class 334]
Generated description
The Alstom Class 334 is a fleet of electric multiple-unit passenger trains built by Alstom for commuter and regional services on the Scottish rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alstom Class 334 Target entity description: The Alstom Class 334 is a fleet of electric multiple-unit passenger trains built by Alstom for commuter and regional services on the Scottish rail network.
-
A.
Alstom Class 180
The Alstom Class 180 is a high-speed diesel multiple unit train used on intercity passenger services in the United Kingdom.
-
B.
Alstom Coradia Polyvalent
The Alstom Coradia Polyvalent is a family of modern regional and intercity multiple-unit trains designed for flexible operation, including electric and dual-mode configurations, widely used across France and other European countries.
-
C.
Alstom Coradia Lint
The Alstom Coradia Lint is a family of low-floor diesel multiple unit regional trains widely used across Europe for local and commuter rail services.
-
D.
British Rail Class 325
The British Rail Class 325 is an electric multiple unit train type designed specifically for high-speed postal and parcel services on the UK rail network.
-
E.
British Rail Class 323
The British Rail Class 323 is a type of electric multiple unit train widely used on suburban and commuter rail services in the West Midlands and North West 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_69ca82bd9900819099477cdc2eb4244f |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb4443a3748190bbae79f1d673c03d |
completed | March 31, 2026, 3:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce3901157c81908064c4b47d1c1ea4 |
completed | April 2, 2026, 9:38 a.m. |
| NEDg | Description generation | batch_69ce3ad9a3a88190929a6c6ae7ee58cf |
completed | April 2, 2026, 9:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ce3cc54d888190ae86b787afc38f7b |
completed | April 2, 2026, 9:54 a.m. |
Created at: March 30, 2026, 5:36 p.m.