Triple
T16338483
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Perth region |
E396734
|
entity |
| Predicate | hasRailNetworkOperator |
P121930
|
FINISHED |
| Object | Transperth |
E85826
|
NE FINISHED |
How this triple was built (3 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: Transperth | Statement: [Perth region, hasRailNetworkOperator, Transperth]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Transperth Context triple: [Perth region, hasRailNetworkOperator, Transperth]
-
A.
Transperth
chosen
Transperth is the integrated public transport network serving the Perth metropolitan area in Western Australia, encompassing bus, train, and ferry services.
-
B.
Public Transport Authority of Western Australia
The Public Transport Authority of Western Australia is the state government agency responsible for planning, operating, and regulating Western Australia’s public transport systems, including metropolitan and regional services.
-
C.
Translink
Translink is Northern Ireland’s main public transport operator, running bus and rail services across the region including in Belfast.
-
D.
TPG tram network
The TPG tram network is the urban tram system serving Geneva, Switzerland, operated by Transports Publics Genevois as part of the city’s public transport network.
-
E.
Adelaide Metro
Adelaide Metro is the public transport system serving the Adelaide metropolitan area, operating the city’s buses, trains, and trams.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRailNetworkOperator Context triple: [Perth region, hasRailNetworkOperator, Transperth]
-
A.
hasRailTransportOperator
chosen
Indicates that a rail transport system, service, or infrastructure is operated or managed by a specified rail transport operator.
-
B.
hasRailOperatorNamedAfter
Indicates that a rail operator is named after the specified entity.
-
C.
hasLocalRailOperator
Indicates that a specified rail operator is responsible for providing local or regional rail services within a particular area or network.
-
D.
formerRailOperator
Indicates that an entity previously operated a rail service or railway system but no longer does so.
-
E.
railwayOwner
Indicates that one entity owns, controls, or holds proprietary rights over a railway or railway system used by another entity.
- F. None of above.
Provenance (4 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_69d87f26864c819088365ca381a003c2 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e2c4e6338081908aa03ee3dcbe5f70 |
completed | April 17, 2026, 11:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00261b31c08190908a72bff20871be |
completed | May 10, 2026, 6:30 a.m. |
| PD | Predicate disambiguation | batch_69e226eba9b48190af6e80d3d1c2aed3 |
completed | April 17, 2026, 12:26 p.m. |
Created at: April 10, 2026, 5:07 a.m.