Triple
T3279399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Illawarra railway line |
E68836
|
entity |
| Predicate | services |
P4690
|
FINISHED |
| Object | T4 Illawarra Line |
E68836
|
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: T4 Illawarra Line | Statement: [Illawarra railway line, services, T4 Illawarra Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: T4 Illawarra Line Context triple: [Illawarra railway line, services, T4 Illawarra Line]
-
A.
T3 Bankstown Line
The T3 Bankstown Line is a suburban passenger rail service in Sydney, Australia, connecting the city’s inner west and south-western suburbs via the Bankstown corridor.
-
B.
Sydney–Newcastle rail corridor
The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
-
C.
Sydney to Blue Mountains Intercity Line
The Sydney to Blue Mountains Intercity Line is a long-distance commuter rail service in New South Wales that connects central Sydney with the towns and scenic areas of the Blue Mountains region.
-
D.
Illawarra railway line
chosen
The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
-
E.
Greenbush Line
The Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s South Station and several South Shore communities.
- 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_69ad859c463481909ca4be267336c290 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb0155430819097c806ee407dc1e4 |
completed | March 8, 2026, 5:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b34bb385f48190a67051e8681fa64d |
completed | March 12, 2026, 11:26 p.m. |
Created at: March 8, 2026, 3:10 p.m.