Triple
T22386212
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Birmingham New Street – Rugeley Trent Valley |
E553401
|
entity |
| Predicate | rollingStockUsed |
P5426
|
FINISHED |
| Object | Class 350 Desiro |
E549605
|
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: Class 350 Desiro | Statement: [Birmingham New Street – Rugeley Trent Valley, rollingStockUsed, Class 350 Desiro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 350 Desiro Context triple: [Birmingham New Street – Rugeley Trent Valley, rollingStockUsed, Class 350 Desiro]
-
A.
Class 350 Desiro
chosen
The Class 350 Desiro is a family of electric multiple-unit passenger trains used on regional and commuter services in the UK rail network.
-
B.
Class 360 Desiro
The Class 360 Desiro is a type of electric multiple unit passenger train used on regional and commuter services in the UK rail network.
-
C.
Class 700 Desiro City
The Class 700 Desiro City is a modern electric multiple-unit train used on intensive commuter and cross-London services, particularly on the Thameslink network in the United Kingdom.
-
D.
Class 390 Pendolino
The Class 390 Pendolino is a high-speed tilting electric multiple unit train used by Avanti West Coast on the West Coast Main Line in the United Kingdom.
-
E.
Alstom Class 180
The Alstom Class 180 is a high-speed diesel multiple unit train used on intercity passenger services in the United Kingdom.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69e11e4cf87c8190a1ff474daec326b7 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1582f5f348190881df0d5af110aef |
completed | April 29, 2026, 1 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0ae9bc28fc81908967105a7a34903e |
completed | May 18, 2026, 10:28 a.m. |
Created at: April 16, 2026, 8:45 p.m.