Triple
T22236541
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 319 |
E549606
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Porterbrook |
—
|
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: Porterbrook | Statement: [British Rail Class 319, owner, Porterbrook]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Porterbrook Context triple: [British Rail Class 319, owner, Porterbrook]
-
A.
Hambrook
Hambrook is a small village in South Gloucestershire, England, situated near the town of Yate and close to the city of Bristol.
-
B.
Southwater
Southwater is a large village and civil parish in West Sussex, England, situated just south of the town of Horsham.
-
C.
Cranebrook
Cranebrook is a residential suburb in the Greater Western Sydney region of New South Wales, Australia, known for its family-oriented communities and proximity to natural reserves and lakes.
-
D.
Bilbrook
Bilbrook is a village in Staffordshire, England, known as the place where geneticist Reginald Punnett died.
-
E.
Colebrook
Colebrook is a small rural town located in Hartford County in the northwestern part of Connecticut, known for its forests, reservoirs, and outdoor recreation.
- 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: Porterbrook Target entity description: Porterbrook is a major UK rolling stock leasing company that owns and leases passenger train fleets to rail operators across the British railway network.
-
A.
Hambrook
Hambrook is a small village in South Gloucestershire, England, situated near the town of Yate and close to the city of Bristol.
-
B.
Southwater
Southwater is a large village and civil parish in West Sussex, England, situated just south of the town of Horsham.
-
C.
Cranebrook
Cranebrook is a residential suburb in the Greater Western Sydney region of New South Wales, Australia, known for its family-oriented communities and proximity to natural reserves and lakes.
-
D.
Bilbrook
Bilbrook is a village in Staffordshire, England, known as the place where geneticist Reginald Punnett died.
-
E.
Colebrook
Colebrook is a small rural town located in Hartford County in the northwestern part of Connecticut, known for its forests, reservoirs, and outdoor recreation.
- 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_69e11e4102b881909cf47d3768e25c19 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12bf7b1d8819091087dcfdb2e967c |
completed | April 28, 2026, 9:51 p.m. |
Created at: April 16, 2026, 8:38 p.m.