Triple
T18539399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Peak Rail |
E453050
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Peak Rail plc |
—
|
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: Peak Rail plc | Statement: [Peak Rail, operator, Peak Rail plc]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Peak Rail plc Context triple: [Peak Rail, operator, Peak Rail plc]
-
A.
Peak Rail plc
chosen
Peak Rail plc is a heritage railway company in Derbyshire, England, that operates and maintains a preserved section of the former Midland Railway line through the Peak District.
-
B.
Eversholt Rail Group
Eversholt Rail Group is a major UK rolling stock leasing company that owns and leases passenger train fleets to rail operators across Britain.
-
C.
Rail Delivery Group
Rail Delivery Group is the industry body that represents and coordinates Britain’s passenger and freight train operators and Network Rail, working to improve and manage the national rail system.
-
D.
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.
-
E.
Colas Rail
Colas Rail is a UK-based rail freight and infrastructure company that provides track maintenance, engineering, and logistics services across the British railway network.
- 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_69d8d387b5548190aa030dad2cb4947e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e534b5863881908915a6762718d3f7 |
completed | April 19, 2026, 8:01 p.m. |
Created at: April 10, 2026, 11:37 a.m.