Triple
T9699166
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Main South Line |
E234729
|
entity |
| Predicate | hasSection |
P35
|
FINISHED |
| Object |
Dunedin–Invercargill section
The Dunedin–Invercargill section is the southernmost stretch of New Zealand’s Main South Line railway, linking the city of Dunedin with Invercargill through the Otago and Southland regions.
|
E819191
|
NE FINISHED |
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: Dunedin–Invercargill section | Statement: [Main South Line, hasSection, Dunedin–Invercargill section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dunedin–Invercargill section Context triple: [Main South Line, hasSection, Dunedin–Invercargill section]
-
A.
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.
-
B.
Timaru–Oamaru section
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.
-
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.
Otago Region
Otago Region is a large region in the south of New Zealand’s South Island, known for its dramatic landscapes, historic gold-mining heritage, and the university city of Dunedin.
-
E.
Timaru District
Timaru District is a local government area on the east coast of New Zealand’s South Island, centered on the port city of Timaru and known for its agricultural hinterland and coastal setting.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Dunedin–Invercargill section Triple: [Main South Line, hasSection, Dunedin–Invercargill section]
Generated description
The Dunedin–Invercargill section is the southernmost stretch of New Zealand’s Main South Line railway, linking the city of Dunedin with Invercargill through the Otago and Southland regions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dunedin–Invercargill section Target entity description: The Dunedin–Invercargill section is the southernmost stretch of New Zealand’s Main South Line railway, linking the city of Dunedin with Invercargill through the Otago and Southland regions.
-
A.
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.
-
B.
Timaru–Oamaru section
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.
-
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.
Otago Region
Otago Region is a large region in the south of New Zealand’s South Island, known for its dramatic landscapes, historic gold-mining heritage, and the university city of Dunedin.
-
E.
Timaru District
Timaru District is a local government area on the east coast of New Zealand’s South Island, centered on the port city of Timaru and known for its agricultural hinterland and coastal setting.
- F. None of above. chosen
Provenance (5 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_69d1bcbbe0108190a7011d52ba24ba4b |
completed | April 5, 2026, 1:37 a.m. |
| NEDg | Description generation | batch_69d1bdbddb7c81909b941d935e925ce5 |
completed | April 5, 2026, 1:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1be0ccc6081908bf3ef8db3c8b591 |
completed | April 5, 2026, 1:42 a.m. |
Created at: March 30, 2026, 8:18 p.m.