Triple
T21831168
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 90 |
E538996
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | Railfreight Distribution |
—
|
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: Railfreight Distribution | Statement: [British Rail Class 90, usedBy, Railfreight Distribution]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Railfreight Distribution Context triple: [British Rail Class 90, usedBy, Railfreight Distribution]
-
A.
Railfreight
Railfreight was the freight sector of British Rail, responsible for operating and managing rail-based goods transport services in the United Kingdom.
-
B.
Mainline Freight
Mainline Freight was a British rail freight company that operated in the mid-1990s before being absorbed into what became English Welsh & Scottish Railway (EWS).
-
C.
Transrail Freight
Transrail Freight was a British rail freight company that emerged from the privatization and restructuring of the former state-owned freight operations.
-
D.
GB Railfreight
GB Railfreight is a major UK rail freight operating company that provides cargo transport services across the national rail network.
-
E.
Freight Operating Companies
Freight Operating Companies are rail businesses that provide commercial freight transport services, typically running cargo trains and logistics operations on national rail networks.
- 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: Railfreight Distribution Target entity description: Railfreight Distribution was a sector of British Rail responsible for operating and managing long-distance rail freight services, particularly intermodal and international traffic via the Channel Tunnel.
-
A.
Railfreight
chosen
Railfreight was the freight sector of British Rail, responsible for operating and managing rail-based goods transport services in the United Kingdom.
-
B.
Mainline Freight
Mainline Freight was a British rail freight company that operated in the mid-1990s before being absorbed into what became English Welsh & Scottish Railway (EWS).
-
C.
Transrail Freight
Transrail Freight was a British rail freight company that emerged from the privatization and restructuring of the former state-owned freight operations.
-
D.
GB Railfreight
GB Railfreight is a major UK rail freight operating company that provides cargo transport services across the national rail network.
-
E.
Freight Operating Companies
Freight Operating Companies are rail businesses that provide commercial freight transport services, typically running cargo trains and logistics operations on national rail networks.
- F. None of above.
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_69e0c475cda88190987d08f23caebdc1 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f091362d9081909f00ad7a2806d5cb |
completed | April 28, 2026, 10:51 a.m. |
Created at: April 16, 2026, 6:55 p.m.