Triple
T22648569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chinnor railway station |
E559032
|
entity |
| Predicate | isBaseOf |
P2421
|
FINISHED |
| Object | Chinnor and Princes Risborough Railway |
—
|
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: Chinnor and Princes Risborough Railway | Statement: [Chinnor railway station, isBaseOf, Chinnor and Princes Risborough Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chinnor and Princes Risborough Railway Context triple: [Chinnor railway station, isBaseOf, Chinnor and Princes Risborough Railway]
-
A.
Chinnor and Princes Risborough Railway
chosen
Chinnor and Princes Risborough Railway is a preserved heritage railway in Oxfordshire and Buckinghamshire, England, operating historic trains along part of the former Watlington branch line between Chinnor and Princes Risborough.
-
B.
Leighton Buzzard Light Railway
Leighton Buzzard Light Railway is a historic narrow-gauge heritage railway in Bedfordshire, England, known for its preserved industrial locomotives and scenic tourist rides.
-
C.
Rother Valley Railway
Rother Valley Railway was a light railway in southeast England that formed part of the early rural rail network later associated with the Kent and East Sussex Railway.
-
D.
Bure Valley Railway
Bure Valley Railway is a heritage narrow-gauge steam railway in Norfolk, England, offering scenic journeys through the Bure Valley countryside.
-
E.
Buckinghamshire Railway
Buckinghamshire Railway was a 19th-century railway company in England that developed and operated lines across Buckinghamshire and surrounding counties before being absorbed into larger railway networks.
- 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_69e245489dd88190b1f674acf61c8769 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f1703a84b081909a683f8c850dcbf9 |
completed | April 29, 2026, 2:43 a.m. |
Created at: April 17, 2026, 3:05 p.m.