Triple
T5834944
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Midland |
E129443
|
entity |
| Predicate | fleetIncluded |
P10916
|
FINISHED |
| Object |
Class 319
Class 319 is a type of British dual-voltage electric multiple unit train used primarily for commuter and regional services.
|
E549606
|
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 319 | Statement: [London Midland, fleetIncluded, Class 319]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 319 Context triple: [London Midland, fleetIncluded, Class 319]
-
A.
CP Class 3400
CP Class 3400 is a series of electric multiple unit trains operated by Comboios de Portugal, commonly used for suburban and commuter rail services such as those in the Porto urban network.
-
B.
Classe
Classe is a historic coastal area near Ravenna in Italy, renowned for its early Christian monuments and archaeological remains.
-
C.
Y class
Y class is the standard economy fare class used by airlines, typically representing full-fare economy tickets with the least restrictions on changes and refunds.
-
D.
Class 365 electric multiple unit
The Class 365 electric multiple unit is a British dual-voltage commuter train type introduced in the 1990s for high-frequency suburban and regional services, primarily around London and the southeast.
-
E.
BB-34 class
The BB-34 class, better known as the New York-class, was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars.
- 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 319 Triple: [London Midland, fleetIncluded, Class 319]
Generated description
Class 319 is a type of British dual-voltage electric multiple unit train used primarily for commuter and regional services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Class 319 Target entity description: Class 319 is a type of British dual-voltage electric multiple unit train used primarily for commuter and regional services.
-
A.
CP Class 3400
CP Class 3400 is a series of electric multiple unit trains operated by Comboios de Portugal, commonly used for suburban and commuter rail services such as those in the Porto urban network.
-
B.
Classe
Classe is a historic coastal area near Ravenna in Italy, renowned for its early Christian monuments and archaeological remains.
-
C.
Y class
Y class is the standard economy fare class used by airlines, typically representing full-fare economy tickets with the least restrictions on changes and refunds.
-
D.
Class 365 electric multiple unit
The Class 365 electric multiple unit is a British dual-voltage commuter train type introduced in the 1990s for high-frequency suburban and regional services, primarily around London and the southeast.
-
E.
BB-34 class
The BB-34 class, better known as the New York-class, was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars.
- 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_69c0084af79c81908af128ccc29983d0 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c034a1e6a88190b1aac05511793315 |
completed | March 22, 2026, 6:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a196ebb88190aea57899be954aae |
completed | March 23, 2026, 2:12 a.m. |
| NEDg | Description generation | batch_69c0a27765688190b02a1b0cd39a87fe |
completed | March 23, 2026, 2:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0a2fd7ec081909033994e5556a6ae |
completed | March 23, 2026, 2:18 a.m. |
Created at: March 22, 2026, 3:54 p.m.