Triple
T23216707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 91 |
E580764
|
entity |
| Predicate | serviceName |
P31939
|
FINISHED |
| Object | InterCity 225 |
—
|
NE NERFINISHED |
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: InterCity 225 | Statement: [British Rail Class 91, serviceName, InterCity 225]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: InterCity 225 Context triple: [British Rail Class 91, serviceName, InterCity 225]
-
A.
InterCity 225
chosen
InterCity 225 is a high-speed electric train set used on Britain’s East Coast Main Line, known for its 225 km/h top speed and role in modernizing long-distance rail services in the UK.
-
B.
Intercity V set
The Intercity V set is a class of stainless-steel electric multiple unit trains that have long served as iconic intercity and outer-suburban passenger trains in New South Wales, Australia.
-
C.
InterCity 125
InterCity 125 is a British high-speed train set introduced in the 1970s, renowned for revolutionizing long-distance rail travel in the UK with its 125 mph services.
-
D.
Intercity H set (OSCAR)
The Intercity H set (OSCAR) is a class of electric multiple unit trains operating in New South Wales, Australia, designed for longer-distance commuter and intercity services with enhanced passenger comfort and safety features.
-
E.
British Rail Class 220
The British Rail Class 220 is a high-speed diesel-electric multiple unit train used in the UK for intercity services, known as part of the Voyager family built by Bombardier.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e2460389408190be74f41d217799a9 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f19165949c81908e4d66a8a2b0a25a |
completed | April 29, 2026, 5:04 a.m. |
Created at: April 17, 2026, 4:08 p.m.