Triple
T9699163
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Main South Line |
E234729
|
entity |
| Predicate | hasSection |
P35
|
FINISHED |
| Object |
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.
|
E815027
|
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: Christchurch–Timaru section | Statement: [Main South Line, hasSection, Christchurch–Timaru section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Christchurch–Timaru section Context triple: [Main South Line, hasSection, Christchurch–Timaru section]
-
A.
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.
-
B.
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.
-
C.
North Island Main Trunk
The North Island Main Trunk is New Zealand’s principal railway line linking the country’s major North Island cities, including Auckland and Wellington.
-
D.
Canterbury provincial railways
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
-
E.
Main North Line (New Zealand) railway
The Main North Line is a major New Zealand railway route in the South Island that connects Christchurch with Picton, serving numerous towns and freight operations along the east coast.
- 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: Christchurch–Timaru section Triple: [Main South Line, hasSection, Christchurch–Timaru section]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Christchurch–Timaru section Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
North Island Main Trunk
The North Island Main Trunk is New Zealand’s principal railway line linking the country’s major North Island cities, including Auckland and Wellington.
-
D.
Canterbury provincial railways
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
-
E.
Main North Line (New Zealand) railway
The Main North Line is a major New Zealand railway route in the South Island that connects Christchurch with Picton, serving numerous towns and freight operations along the east coast.
- 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_69d1912a551c8190bd6b48790f117f71 |
completed | April 4, 2026, 10:31 p.m. |
| NEDg | Description generation | batch_69d193d8dd7c819094ca47105c3135e6 |
completed | April 4, 2026, 10:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1943d67988190aac089266d2d4abc |
completed | April 4, 2026, 10:44 p.m. |
Created at: March 30, 2026, 8:18 p.m.