Triple
T9699165
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Main South Line |
E234729
|
entity |
| Predicate | hasSection |
P35
|
FINISHED |
| Object | Oamaru–Dunedin section |
E816369
|
NE FINISHED |
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: Oamaru–Dunedin section | Statement: [Main South Line, hasSection, Oamaru–Dunedin section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oamaru–Dunedin section Context triple: [Main South Line, hasSection, Oamaru–Dunedin section]
-
A.
Timaru–Oamaru section
chosen
The Timaru–Oamaru section is a stretch of railway in New Zealand’s South Island that links the coastal towns of Timaru and Oamaru as part of the Main South Line.
-
B.
Christchurch–Timaru section
The Christchurch–Timaru section is a key stretch of railway in New Zealand’s South Island that links the city of Christchurch with the town of Timaru along the Main South Line.
-
C.
Invercargill–Bluff line
The Invercargill–Bluff line is a railway route in New Zealand’s Southland region that connects the city of Invercargill with the port town of Bluff, historically serving both freight and passenger traffic.
-
D.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
-
E.
Taieri Gorge Railway (via Dunedin)
Taieri Gorge Railway (via Dunedin) is a scenic heritage rail route in New Zealand that runs from Dunedin through the dramatic Taieri Gorge, popular for tourist excursions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69ca84cb580c8190a7e5f4b3bcdaf2a4 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9d3d425c8190b652d84186b5ce9f |
completed | April 1, 2026, 10:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1af8990608190a841c1fbdb22eb71 |
completed | April 5, 2026, 12:40 a.m. |
Created at: March 30, 2026, 8:18 p.m.