Triple
T17728153
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 444 |
E442518
|
entity |
| Predicate | enteredServiceOnRoute |
P128767
|
FINISHED |
| Object | London Waterloo – Weymouth |
—
|
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: London Waterloo – Weymouth | Statement: [British Rail Class 444, enteredServiceOnRoute, London Waterloo – Weymouth]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Waterloo – Weymouth Context triple: [British Rail Class 444, enteredServiceOnRoute, London Waterloo – Weymouth]
-
A.
London Waterloo to Weymouth
chosen
London Waterloo to Weymouth is a major South Western Main Line rail service in southern England linking central London with coastal Dorset via key intermediate towns and cities.
-
B.
London Paddington–Swansea route
The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
-
C.
Cambridge–Brighton route
The Cambridge–Brighton route is a cross-London commuter and regional rail service linking Cambridge in the north with Brighton on the south coast via central London.
-
D.
London Waterloo–Exeter
London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
-
E.
Southampton–Bournemouth line
The Southampton–Bournemouth line is a key railway route on England’s south coast linking the cities of Southampton and Bournemouth and forming part of the wider South West Main Line network.
- 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_69d8b9ec79688190b86bdcef85a7b3aa |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e478e3cb708190b47456ad2008a65e |
completed | April 19, 2026, 6:40 a.m. |
Created at: April 10, 2026, 10:08 a.m.