Triple
T18060771
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vauxhall railway station |
E432166
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Waterloo to Portsmouth line |
—
|
NE NERFINISHED |
How this triple was built (3 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: Waterloo to Portsmouth line | Statement: [Vauxhall railway station, railwayLine, Waterloo to Portsmouth line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waterloo to Portsmouth line Context triple: [Vauxhall railway station, railwayLine, Waterloo to Portsmouth line]
-
A.
Waterloo to Exeter Line
The Waterloo to Exeter Line is a major railway route in southern England connecting London with Exeter via towns in Surrey, Hampshire, and Dorset.
-
B.
Cambridge to Newmarket line
The Cambridge to Newmarket line is a railway route in Cambridgeshire, England, linking the city of Cambridge with the market town of Newmarket and serving intermediate rural communities.
-
C.
York–Scarborough line
The York–Scarborough line is a historic railway route in North Yorkshire, England, connecting the city of York with the coastal resort town of Scarborough.
-
D.
Waterloo–Reading line
The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
-
E.
Bedford–Brighton line
The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Waterloo to Portsmouth line Target entity description: The Waterloo to Portsmouth line is a major railway route in southern England connecting London Waterloo with the coastal city of Portsmouth, serving numerous suburban and regional destinations along the way.
-
A.
Waterloo to Exeter Line
The Waterloo to Exeter Line is a major railway route in southern England connecting London with Exeter via towns in Surrey, Hampshire, and Dorset.
-
B.
Cambridge to Newmarket line
The Cambridge to Newmarket line is a railway route in Cambridgeshire, England, linking the city of Cambridge with the market town of Newmarket and serving intermediate rural communities.
-
C.
York–Scarborough line
The York–Scarborough line is a historic railway route in North Yorkshire, England, connecting the city of York with the coastal resort town of Scarborough.
-
D.
Waterloo–Reading line
The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
-
E.
Bedford–Brighton line
The Bedford–Brighton line is a major north–south commuter and regional rail route in southern England, running through central London and forming the core of the Thameslink network.
- F. None of above. chosen
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_69d8b9070cac81909fa9473fb1c3f1c7 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4c1066f508190bacf1122e366f87b |
completed | April 19, 2026, 11:48 a.m. |
Created at: April 10, 2026, 10:26 a.m.