Triple
T12126699
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Adelaide–Darwin railway |
E288826
|
entity |
| Predicate | historicalPrecursor |
P97
|
FINISHED |
| Object |
Central Australia Railway
The Central Australia Railway was a former narrow-gauge rail line that ran north from Port Augusta into the Australian interior, serving as an early overland route through the outback before later standard-gauge lines superseded it.
|
E962743
|
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: Central Australia Railway | Statement: [Adelaide–Darwin railway, historicalPrecursor, Central Australia Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Australia Railway Context triple: [Adelaide–Darwin railway, historicalPrecursor, Central Australia Railway]
-
A.
Adelaide–Darwin railway
The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
-
B.
Trans-Australian Railway corridor
The Trans-Australian Railway corridor is a major east–west rail route spanning the Australian continent, linking Western Australia with the eastern states across the vast Nullarbor Plain.
-
C.
Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
-
D.
Eastern Goldfields Railway
The Eastern Goldfields Railway is a major rail line in Western Australia that connects the gold-mining city of Kalgoorlie with Perth and other parts of the state, supporting both passenger and freight transport.
-
E.
Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
- 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: Central Australia Railway Triple: [Adelaide–Darwin railway, historicalPrecursor, Central Australia Railway]
Generated description
The Central Australia Railway was a former narrow-gauge rail line that ran north from Port Augusta into the Australian interior, serving as an early overland route through the outback before later standard-gauge lines superseded it.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Central Australia Railway Target entity description: The Central Australia Railway was a former narrow-gauge rail line that ran north from Port Augusta into the Australian interior, serving as an early overland route through the outback before later standard-gauge lines superseded it.
-
A.
Adelaide–Darwin railway
The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
-
B.
Trans-Australian Railway corridor
The Trans-Australian Railway corridor is a major east–west rail route spanning the Australian continent, linking Western Australia with the eastern states across the vast Nullarbor Plain.
-
C.
Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
-
D.
Eastern Goldfields Railway
The Eastern Goldfields Railway is a major rail line in Western Australia that connects the gold-mining city of Kalgoorlie with Perth and other parts of the state, supporting both passenger and freight transport.
-
E.
Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
- 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_69d6ab4b5e4c81909950b17151eb0951 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9157ce6b88190b16592cc48244db3 |
completed | April 10, 2026, 3:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f688ad2481909d11782c44b3217f |
completed | May 2, 2026, 1:05 p.m. |
| NEDg | Description generation | batch_69f5fdebe3fc81909a5bb23a943c3c43 |
completed | May 2, 2026, 1:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f5feeeeb2081908191b1c2d1c2fbfd |
completed | May 2, 2026, 1:41 p.m. |
Created at: April 8, 2026, 9:49 p.m.