Triple
T21144092
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tailem Bend |
E521006
|
entity |
| Predicate | hasRailwayLine |
P848
|
FINISHED |
| Object | Adelaide–Melbourne railway |
—
|
NE NERFINISHED |
How this triple was built (2 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: Adelaide–Melbourne railway | Statement: [Tailem Bend, hasRailwayLine, Adelaide–Melbourne railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Adelaide–Melbourne railway Context triple: [Tailem Bend, hasRailwayLine, Adelaide–Melbourne railway]
-
A.
Adelaide–Melbourne railway
chosen
The Adelaide–Melbourne railway is a major interstate rail corridor in Australia that links the capitals of South Australia and Victoria, carrying both passenger and freight services across the region.
-
B.
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.
-
C.
Flinders railway line
The Flinders railway line is a suburban rail corridor in Adelaide, South Australia, serving the southern suburbs and terminating near Flinders University and Flinders Medical Centre.
-
D.
Sydney–Melbourne rail corridor
The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
-
E.
Adelaide–Port Augusta railway line
The Adelaide–Port Augusta railway line is a major standard-gauge rail corridor in South Australia linking the state capital Adelaide with the regional city and rail hub of Port Augusta, forming a key part of interstate and freight routes.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b50c6a848190a4e525a77a319b8a |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e723fbb29881909c4036eab46ed440 |
completed | April 21, 2026, 7:15 a.m. |
Created at: April 16, 2026, 2:57 p.m.