Triple
T18012591
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Business District of Perth |
E430918
|
entity |
| Predicate | hasTransportHub |
P2413
|
FINISHED |
| Object | Perth Underground railway station |
—
|
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: Perth Underground railway station | Statement: [Central Business District of Perth, hasTransportHub, Perth Underground railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Perth Underground railway station Context triple: [Central Business District of Perth, hasTransportHub, Perth Underground railway station]
-
A.
Perth railway station
Perth railway station is a key passenger and interchange station in central Scotland, serving as an important junction connecting multiple mainline routes across the Scottish rail network.
-
B.
Perth station
chosen
Perth station is the central railway hub in Perth, Western Australia, serving as a major interchange for suburban and regional train services.
-
C.
Armadale railway station
Armadale railway station is a passenger rail station serving the town of Armadale in West Lothian, Scotland, on the North Clyde Line.
-
D.
Perth Station
Perth Station is a former European Space Agency ESTRACK ground tracking facility located near Perth, Australia, used for communicating with and tracking spacecraft.
-
E.
Waverley Station
Waverley Station is the main railway hub in Edinburgh and one of the busiest and largest train stations in Scotland.
- 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_69d8b904530081908bf341d842464856 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4b520ea088190b74903f1e1ba49e2 |
completed | April 19, 2026, 10:57 a.m. |
Created at: April 10, 2026, 10:24 a.m.