Triple
T3279400
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Illawarra railway line |
E68836
|
entity |
| Predicate | services |
P4690
|
FINISHED |
| Object |
South Coast Line
The South Coast Line is a New South Wales passenger rail service that runs south from Sydney through the Illawarra region to coastal centres such as Wollongong and Kiama.
|
E344905
|
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 Coast Line | Statement: [Illawarra railway line, services, South Coast Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Coast Line Context triple: [Illawarra railway line, services, South Coast Line]
-
A.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
-
B.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
-
C.
Coast Line
Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
-
D.
Cambrian Coast Line
The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
-
E.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
- 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 Coast Line Triple: [Illawarra railway line, services, South Coast Line]
Generated description
The South Coast Line is a New South Wales passenger rail service that runs south from Sydney through the Illawarra region to coastal centres such as Wollongong and Kiama.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Coast Line Target entity description: The South Coast Line is a New South Wales passenger rail service that runs south from Sydney through the Illawarra region to coastal centres such as Wollongong and Kiama.
-
A.
East Coast Line
The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
-
B.
Sounder South Line
The Sounder South Line is a commuter rail service in the Seattle metropolitan area that connects downtown Seattle with communities to the south in Washington State.
-
C.
Coast Line
Coast Line was a major Southern Pacific Railroad route running along California’s Pacific coast, connecting key cities such as Los Angeles and San Francisco.
-
D.
Cambrian Coast Line
The Cambrian Coast Line is a scenic railway route in Wales that runs along the Cardigan Bay coastline, linking coastal towns and rural communities with the broader rail network.
-
E.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
- 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_69ad859c463481909ca4be267336c290 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb0155430819097c806ee407dc1e4 |
completed | March 8, 2026, 5:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b2e84ddd24819094a47269023f9889 |
completed | March 12, 2026, 4:22 p.m. |
| NEDg | Description generation | batch_69b2e8d04e508190916455fa2f4702b5 |
completed | March 12, 2026, 4:24 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b2ed0f862c81909d9a279bea549339 |
completed | March 12, 2026, 4:42 p.m. |
Created at: March 8, 2026, 3:10 p.m.