Triple
T12723693
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MTR urban lines |
E304050
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
South Island line
The South Island line is a rapid transit route of Hong Kong's MTR system serving the southern part of Hong Kong Island.
|
E999779
|
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: South Island line | Statement: [MTR urban lines, hasLine, South Island line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Island line Context triple: [MTR urban lines, hasLine, South Island line]
-
A.
Wairarapa Line
The Wairarapa Line is a major railway route in New Zealand’s North Island that connects Wellington with the Wairarapa region and several inland towns.
-
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.
Palmerston North–Gisborne Line
The Palmerston North–Gisborne Line is a major railway route in New Zealand’s North Island that historically connected the inland Manawatū region with the east coast city of Gisborne.
-
D.
Kāpiti Line
The Kāpiti Line is a suburban railway line in the Wellington region of New Zealand that connects central Wellington with the Kāpiti Coast communities.
-
E.
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.
- 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: South Island line Triple: [MTR urban lines, hasLine, South Island line]
Generated description
The South Island line is a rapid transit route of Hong Kong's MTR system serving the southern part of Hong Kong Island.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Island line Target entity description: The South Island line is a rapid transit route of Hong Kong's MTR system serving the southern part of Hong Kong Island.
-
A.
Wairarapa Line
The Wairarapa Line is a major railway route in New Zealand’s North Island that connects Wellington with the Wairarapa region and several inland towns.
-
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.
Palmerston North–Gisborne Line
The Palmerston North–Gisborne Line is a major railway route in New Zealand’s North Island that historically connected the inland Manawatū region with the east coast city of Gisborne.
-
D.
Kāpiti Line
The Kāpiti Line is a suburban railway line in the Wellington region of New Zealand that connects central Wellington with the Kāpiti Coast communities.
-
E.
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.
- 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_69d7bdf084148190ab9d513dc0735af4 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d964148f988190a4d0e7b41614fa64 |
completed | April 10, 2026, 8:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f67c841edc81909147d30c51471c47 |
completed | May 2, 2026, 10:36 p.m. |
| NEDg | Description generation | batch_69f67d64ed3481908d434c20796866f9 |
completed | May 2, 2026, 10:40 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f67e82e35081909c4b5fad7e941610 |
completed | May 2, 2026, 10:45 p.m. |
Created at: April 9, 2026, 5:25 p.m.