Triple
T17933910
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 159 |
E448402
|
entity |
| Predicate | primaryRoute |
P6298
|
FINISHED |
| Object | London Waterloo – Exeter St Davids |
—
|
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 – Exeter St Davids | Statement: [British Rail Class 159, primaryRoute, London Waterloo – Exeter St Davids]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Waterloo – Exeter St Davids Context triple: [British Rail Class 159, primaryRoute, London Waterloo – Exeter St Davids]
-
A.
London Waterloo–Exeter
chosen
London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
-
B.
London Waterloo – Salisbury
London Waterloo – Salisbury is a key intercity rail route in southern England linking central London with the cathedral city of Salisbury.
-
C.
London Waterloo – Aldershot
London Waterloo – Aldershot is a suburban rail service in southern England linking central London’s Waterloo station with the town of Aldershot in Hampshire.
-
D.
London Waterloo–Basingstoke
London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
-
E.
London Paddington – Cheltenham Spa
London Paddington – Cheltenham Spa is a UK intercity rail route linking London Paddington station with Cheltenham Spa via intermediate stops in Gloucestershire and surrounding counties.
- 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_69d8b9f79d14819095540856928f0e25 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4a5547b7881909dc41bb7dd34194f |
completed | April 19, 2026, 9:50 a.m. |
Created at: April 10, 2026, 10:21 a.m.