Triple
T21269616
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | First North Western |
E524219
|
entity |
| Predicate | operatedUnderFranchiseFrom |
P5866
|
FINISHED |
| Object | Strategic Rail Authority |
—
|
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: Strategic Rail Authority | Statement: [First North Western, operatedUnderFranchiseFrom, Strategic Rail Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Strategic Rail Authority Context triple: [First North Western, operatedUnderFranchiseFrom, Strategic Rail Authority]
-
A.
Strategic Rail Authority
chosen
The Strategic Rail Authority was a UK government body responsible for overseeing and planning the country’s passenger rail services and franchises in the late 1990s and early 2000s.
-
B.
Country Rail Infrastructure Authority
The Country Rail Infrastructure Authority was a New South Wales government agency responsible for managing and maintaining regional rail infrastructure prior to its functions being absorbed into Transport for NSW.
-
C.
Office of Passenger Rail Franchising
The Office of Passenger Rail Franchising was a UK government body responsible for awarding and overseeing passenger rail service franchises during the early years of rail privatization.
-
D.
National Railway Infrastructure Company
The National Railway Infrastructure Company is Bulgaria’s state-owned entity responsible for managing, maintaining, and developing the country’s railway infrastructure.
-
E.
Network Rail
Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
- 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_69e0b5156d7881909bd4f83676590715 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e73651115081908b5083ba818a6bb1 |
completed | April 21, 2026, 8:33 a.m. |
Created at: April 16, 2026, 4:01 p.m.