Triple
T6637393
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CAF Mark 5 sleeping coaches |
E150491
|
entity |
| Predicate | builtFor |
P1261
|
FINISHED |
| Object | Caledonian Sleeper franchise |
E28176
|
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: Caledonian Sleeper franchise | Statement: [CAF Mark 5 sleeping coaches, builtFor, Caledonian Sleeper franchise]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Caledonian Sleeper franchise Context triple: [CAF Mark 5 sleeping coaches, builtFor, Caledonian Sleeper franchise]
-
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.
Virgin Trains
Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
-
C.
Serco Caledonian Sleepers Limited
Serco Caledonian Sleepers Limited is a UK-based rail company that operates overnight sleeper train services between London and Scotland under the Caledonian Sleeper brand.
-
D.
InterCity CrossCountry
InterCity CrossCountry was a former British Rail sector that operated long-distance cross-country passenger train services across the United Kingdom before privatisation.
-
E.
Hull Trains (former)
Hull Trains (former) was an open-access train operating company in the UK that previously ran services using British Rail Class 170 diesel multiple units.
- 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_69c687f0ceb08190bf40807bfc605fa5 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6afcf439c8190b9334b34774da821 |
completed | March 27, 2026, 4:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c71a65b1648190b1c9d5554927e0cb |
completed | March 28, 2026, 12:01 a.m. |
Created at: March 27, 2026, 1:59 p.m.