Triple
T22648396
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chinnor and Princes Risborough Railway |
E559026
|
entity |
| Predicate | originalLineOpenedBy |
P17948
|
FINISHED |
| Object | Watlington and Princes Risborough Railway |
—
|
NE NERFINISHED |
How this triple was built (4 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: Watlington and Princes Risborough Railway | Statement: [Chinnor and Princes Risborough Railway, originalLineOpenedBy, Watlington and Princes Risborough Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Watlington and Princes Risborough Railway Context triple: [Chinnor and Princes Risborough Railway, originalLineOpenedBy, Watlington and Princes Risborough Railway]
-
A.
Chinnor and Princes Risborough Railway
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.
Watford and Rickmansworth Railway
The Watford and Rickmansworth Railway was a short 19th-century branch line in Hertfordshire, England, built to connect Watford with Rickmansworth and later absorbed into the London and North Western Railway network.
-
C.
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.
-
D.
Colne Valley and Halstead Railway
Colne Valley and Halstead Railway was a historic rural railway company in Essex, England, that operated a branch line serving local communities and industries in the Colne Valley area.
-
E.
Rushden, Higham and Wellingborough Railway
Rushden, Higham and Wellingborough Railway is a preserved heritage railway in Northamptonshire, England, operating historic trains and maintaining railway history for visitors and enthusiasts.
- 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: Watlington and Princes Risborough Railway Target entity description: The Watlington and Princes Risborough Railway was a former rural branch line in Oxfordshire, England, connecting the market town of Watlington with the main line at Princes Risborough.
-
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.
Watford and Rickmansworth Railway
The Watford and Rickmansworth Railway was a short 19th-century branch line in Hertfordshire, England, built to connect Watford with Rickmansworth and later absorbed into the London and North Western Railway network.
-
C.
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.
-
D.
Colne Valley and Halstead Railway
Colne Valley and Halstead Railway was a historic rural railway company in Essex, England, that operated a branch line serving local communities and industries in the Colne Valley area.
-
E.
Rushden, Higham and Wellingborough Railway
Rushden, Higham and Wellingborough Railway is a preserved heritage railway in Northamptonshire, England, operating historic trains and maintaining railway history for visitors and enthusiasts.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: originalLineOpenedBy Context triple: [Chinnor and Princes Risborough Railway, originalLineOpenedBy, Watlington and Princes Risborough Railway]
-
A.
originalLineOpened
Indicates that a transportation or service line began its initial operation or was first opened for use.
-
B.
firstLineOpened
Indicates that the first line of something (e.g., a document, file, or text block) has been opened or accessed.
-
C.
originalLine
Indicates that one entity is the initial or source version of a line from which other versions or derivatives may originate.
-
D.
originallyOpenedBy
chosen
Indicates that an entity was first opened, launched, or made operational by a specific agent or organization.
-
E.
openedFirstLine
Indicates that one entity initiated the opening of something (e.g., a file, document, or interface) before any other entity did, being the first to perform the opening action.
- F. None of above.
Provenance (3 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_69f17039c2bc8190972a7c169b27005c |
completed | April 29, 2026, 2:43 a.m. |
| PD | Predicate disambiguation | batch_69ee6294c4c08190b7e4829f4b9af24b |
completed | April 26, 2026, 7:08 p.m. |
Created at: April 17, 2026, 3:05 p.m.