Triple
T23317115
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Norfolk station |
E590738
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Northeast Regional train Norfolk branch |
—
|
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: Northeast Regional train Norfolk branch | Statement: [Norfolk station, servedBy, Northeast Regional train Norfolk branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northeast Regional train Norfolk branch Context triple: [Norfolk station, servedBy, Northeast Regional train Norfolk branch]
-
A.
Norfolk rail network
The Norfolk rail network is the system of railway lines and services that connect towns and cities across the county of Norfolk in eastern England.
-
B.
Northeast Regional (Boston terminus)
chosen
The Northeast Regional (Boston terminus) is an Amtrak intercity rail service that operates along the Northeast Corridor, with its Boston-bound trains ending their journey at South Station.
-
C.
North Eastern Railway network
The North Eastern Railway network was a major railway system in northeastern England, providing key passenger and freight routes that later became part of the London and North Eastern Railway.
-
D.
Norfolk Southern Railway lines
Norfolk Southern Railway lines are a major freight rail network in the eastern United States, carrying a wide range of goods across numerous states and key industrial regions.
-
E.
North East railway line
The North East railway line is a key rail corridor in Victoria, Australia, connecting Melbourne with the state’s northeast region and forming part of the main interstate route to Sydney.
- 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_69e25d1d32188190948eb76909d1dcc3 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f197828c408190ae071624e40de4cc |
completed | April 29, 2026, 5:30 a.m. |
Created at: April 17, 2026, 5:06 p.m.