Triple
T18779211
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Islip railway station |
E459210
|
entity |
| Predicate | fareZoneSystem |
P395
|
FINISHED |
| Object | National Rail fare system |
—
|
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: National Rail fare system | Statement: [Islip railway station, fareZoneSystem, National Rail fare system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: National Rail fare system Context triple: [Islip railway station, fareZoneSystem, National Rail fare system]
-
A.
National Rail zoneless system
chosen
The National Rail zoneless system is the nationwide fare structure used across most of Britain’s mainline rail network, where ticket prices are calculated by point-to-point distance rather than by travel zones.
-
B.
National Rail
National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
-
C.
National Rail smartcard schemes
National Rail smartcard schemes are contactless, interoperable ticketing systems used across much of Britain’s rail network to allow passengers to store and use train tickets electronically on smartcards.
-
D.
Southern Railway fare system
The Southern Railway fare system is the ticketing and pricing structure used by Southern Railway for passenger rail services in its operating region of southern England.
-
E.
National Rail Enquiries
National Rail Enquiries is the official information service for Britain’s National Rail network, providing timetables, fares, and real-time journey updates to passengers.
- 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_69d8d396f54c8190ba49db31e8743842 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5933d2d048190a42480edc70bf086 |
completed | April 20, 2026, 2:45 a.m. |
Created at: April 10, 2026, 11:52 a.m.