Triple
T21568793
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Anglia Great Northern |
E532229
|
entity |
| Predicate | parentCompany |
P254
|
FINISHED |
| Object | Prism Rail |
—
|
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: Prism Rail | Statement: [West Anglia Great Northern, parentCompany, Prism Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Prism Rail Context triple: [West Anglia Great Northern, parentCompany, Prism Rail]
-
A.
Prism
Prism is the 2013 pop studio album by American singer Katy Perry, featuring hits like "Roar" and "Dark Horse."
-
B.
Prismo
Prismo is a powerful wish-granting cosmic being from Adventure Time who exists outside normal time and space and influences major events across the multiverse.
-
C.
M-TRAX
M-TRAX is a music producer known for contributing to the sound of Lil Uzi Vert’s breakout mixtape "Lil Uzi Vert vs. the World."
-
D.
Rock Rail
Rock Rail is a UK-based rolling stock leasing company that finances and owns modern passenger train fleets for operation on the British rail network.
-
E.
Plarail
Plarail is a long-running Japanese toy train system featuring plastic tracks and battery-powered trains, produced by Takara Tomy.
- 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: Prism Rail Target entity description: Prism Rail was a British train operating company that managed several passenger rail franchises during the early years of UK rail privatization in the 1990s.
-
A.
Prism
Prism is the 2013 pop studio album by American singer Katy Perry, featuring hits like "Roar" and "Dark Horse."
-
B.
Prismo
Prismo is a powerful wish-granting cosmic being from Adventure Time who exists outside normal time and space and influences major events across the multiverse.
-
C.
M-TRAX
M-TRAX is a music producer known for contributing to the sound of Lil Uzi Vert’s breakout mixtape "Lil Uzi Vert vs. the World."
-
D.
Rock Rail
Rock Rail is a UK-based rolling stock leasing company that finances and owns modern passenger train fleets for operation on the British rail network.
-
E.
Plarail
Plarail is a long-running Japanese toy train system featuring plastic tracks and battery-powered trains, produced by Takara Tomy.
- F. None of above. chosen
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_69e0c460db088190828c64206a450273 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9cad95c8190ab165ced6f242302 |
completed | April 27, 2026, 4:44 a.m. |
Created at: April 16, 2026, 6:30 p.m.