Triple
T6637383
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CAF Mark 5 sleeping coaches |
E150491
|
entity |
| Predicate | routeUsedOn |
P21808
|
FINISHED |
| Object | London Euston–Scotland sleeper routes |
E28176
|
NE FINISHED |
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: London Euston–Scotland sleeper routes | Statement: [CAF Mark 5 sleeping coaches, routeUsedOn, London Euston–Scotland sleeper routes]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Euston–Scotland sleeper routes Context triple: [CAF Mark 5 sleeping coaches, routeUsedOn, London Euston–Scotland sleeper routes]
-
A.
Caledonian Sleeper
chosen
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
-
B.
London Euston – Glasgow
London Euston – Glasgow is a major intercity rail corridor in the United Kingdom linking the English capital with Scotland’s largest city along the West Coast Main Line.
-
C.
London–Edinburgh rail corridor
The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
-
D.
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.
-
E.
London–Glasgow main line
The London–Glasgow main line is a major intercity railway route in the United Kingdom connecting London with Glasgow via key cities in England and Scotland.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: routeUsedOn Context triple: [CAF Mark 5 sleeping coaches, routeUsedOn, London Euston–Scotland sleeper routes]
-
A.
routeVia
Indicates that a connection, path, or communication between two points is established or carried out through an intermediate location, node, or channel.
-
B.
operatedOnRoute
chosen
Indicates that a transportation service or vehicle was active and provided service along a specified route.
-
C.
route
Indicates that one entity serves as a path or course used to travel or move between locations associated with another entity.
-
D.
locatedOnRouteTo
Indicates that one entity lies along the path or course taken when traveling from a starting point to a specified destination.
-
E.
usedOn
Indicates that one entity is applied to, operated on, or otherwise utilized in relation to another entity.
- F. None of above.
Provenance (4 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_69c687f0ceb08190bf40807bfc605fa5 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6c308a08881908501c862b3029321 |
completed | March 27, 2026, 5:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6e453cb14819093597dda825b4304 |
completed | March 27, 2026, 8:10 p.m. |
| PD | Predicate disambiguation | batch_69c6ad024860819084b9b535b136ede6 |
completed | March 27, 2026, 4:14 p.m. |
Created at: March 27, 2026, 1:59 p.m.