Triple
T5453157
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London St Pancras to Sheffield |
E122415
|
entity |
| Predicate | primaryRollingStock |
P1305
|
FINISHED |
| Object | Class 810 Aurora (planned) |
E408642
|
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 810 Aurora (planned) | Statement: [London St Pancras to Sheffield, primaryRollingStock, Class 810 Aurora (planned)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 810 Aurora (planned) Context triple: [London St Pancras to Sheffield, primaryRollingStock, Class 810 Aurora (planned)]
-
A.
CP-140 Aurora
The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
-
B.
Class 222 Meridian
The Class 222 Meridian is a high-speed diesel-electric multiple unit train used in the UK for intercity passenger services, particularly on routes operated by East Midlands Railway.
-
C.
Class 180 Adelante
The Class 180 Adelante is a high-speed diesel multiple unit train used on intercity and regional services on the British railway network.
-
D.
Class 800 trains
chosen
Class 800 trains are modern bi-mode high-speed multiple units used on Britain’s mainline rail network, notably on intercity routes operated by companies such as London North Eastern Railway.
-
E.
Class 221 Super Voyager
The Class 221 Super Voyager is a high-speed tilting diesel-electric multiple unit train used on long-distance intercity services in the UK rail network.
- 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_69bd46424248819085282ddf50a565f3 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd91e170f48190b47419b5e2ff71a4 |
completed | March 20, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf4140248081908c7f42b91579a837 |
completed | March 22, 2026, 1:09 a.m. |
Created at: March 20, 2026, 2:08 p.m.