Triple
T12054412
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Euston area |
E287002
|
entity |
| Predicate | railwayTerminusFor |
P21210
|
FINISHED |
| Object | West Coast Main Line |
E22659
|
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: West Coast Main Line | Statement: [Euston area, railwayTerminusFor, West Coast Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Coast Main Line Context triple: [Euston area, railwayTerminusFor, West Coast Main Line]
-
A.
West Coast Main Line
chosen
The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
-
B.
West Coast line
The West Coast line is a major railway corridor in western Taiwan that connects key cities along the island’s western plains.
-
C.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
D.
West Coastway Line
The West Coastway Line is a major railway route in southern England that runs along the south coast, linking cities such as Brighton, Worthing, Chichester, and Portsmouth.
-
E.
The Brighton Line
The Brighton Line is a historic and heavily used railway route in southern England linking London with the seaside city of Brighton.
- 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_69d6ab4780948190bdb9f7620c2ac27e |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d90425258c8190ba7b3b837c439253 |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f49ddde6548190adae2a889ec5c72b |
completed | May 1, 2026, 12:34 p.m. |
Created at: April 8, 2026, 9:47 p.m.