Triple
T13582376
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rockingham railway station |
E324451
|
entity |
| Predicate | locatedOnCorridor |
P5520
|
FINISHED |
| Object | Perth–Mandurah railway |
E281798
|
NE FINISHED |
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: Perth–Mandurah railway | Statement: [Rockingham railway station, locatedOnCorridor, Perth–Mandurah railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Perth–Mandurah railway Context triple: [Rockingham railway station, locatedOnCorridor, Perth–Mandurah railway]
-
A.
Mandurah railway line
chosen
The Mandurah railway line is a major suburban rail corridor in Perth, Western Australia, connecting the city centre with the coastal city of Mandurah.
-
B.
Perth–Ladybank railway line
The Perth–Ladybank railway line is a rail route in eastern Scotland that connects the city of Perth with the village of Ladybank, forming part of the regional passenger and freight network in Fife and Perth and Kinross.
-
C.
Perth–Stirling line
The Perth–Stirling line was a suburban railway route in Perth, Western Australia, that connected the city centre with the northern suburb of Stirling before its services were integrated into the modern Joondalup line.
-
D.
Adelaide–Melbourne railway
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.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d80769100c819099111274614f5ed2 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbb031e8048190a5f2ea934308036c |
completed | April 12, 2026, 2:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f77f8deae88190b932a57789c70e77 |
completed | May 3, 2026, 5:02 p.m. |
Created at: April 9, 2026, 9:49 p.m.