Triple
T12954120
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Parramatta River railway bridge |
E309966
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Sydney suburban rail network |
E285303
|
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: Sydney suburban rail network | Statement: [Parramatta River railway bridge, partOf, Sydney suburban rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney suburban rail network Context triple: [Parramatta River railway bridge, partOf, Sydney suburban rail network]
-
A.
Melbourne suburban rail network
The Melbourne suburban rail network is an extensive metropolitan train system that connects central Melbourne with its surrounding suburbs through multiple electrified lines and key interchange stations.
-
B.
Sydney Metro
chosen
Sydney Metro is a fully automated rapid transit system serving the Sydney metropolitan area, designed to provide high-frequency, high-capacity rail services independent of the existing suburban train network.
-
C.
Sydney light rail
Sydney light rail is a modern tram-based public transport network serving key corridors across inner Sydney and connecting major hubs such as the CBD and southeastern suburbs.
-
D.
Perth suburban rail network
The Perth suburban rail network is the metropolitan passenger railway system serving Perth, Western Australia, comprising multiple electrified lines that connect the city center with its surrounding suburbs.
-
E.
Griffith–Sydney rail service
The Griffith–Sydney rail service is a regional passenger train route in New South Wales that connects the inland city of Griffith with the state capital, Sydney.
- 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_69d7bdfb57a88190836b743e2825feca |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d97e2b0108819098a681f93e90dbda |
completed | April 10, 2026, 10:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6b8dc135c819091b7708d90db25cb |
completed | May 3, 2026, 2:54 a.m. |
Created at: April 9, 2026, 5:44 p.m.