Triple
T14147546
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sydney–Newcastle rail corridor |
E350591
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | Sydney Trains T9 Northern Line (partial) |
E341296
|
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 Trains T9 Northern Line (partial) | Statement: [Sydney–Newcastle rail corridor, hasService, Sydney Trains T9 Northern Line (partial)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains T9 Northern Line (partial) Context triple: [Sydney–Newcastle rail corridor, hasService, Sydney Trains T9 Northern Line (partial)]
-
A.
T8 Airport & South Line (Sydney Trains)
T8 Airport & South Line (Sydney Trains) is a suburban passenger rail service in Sydney that connects the city centre with the airport and southern suburbs as part of the Sydney Trains network.
-
B.
T2 Inner West & Leppington Line
The T2 Inner West & Leppington Line is a suburban passenger rail service in Sydney, Australia, connecting the Inner West suburbs and Leppington to the central business district and other parts of the metropolitan rail network.
-
C.
T9 Northern Line
chosen
T9 Northern Line is a suburban passenger rail service forming part of the Sydney Trains network, connecting Sydney’s northern suburbs with the city and other key hubs.
-
D.
T4 Eastern Suburbs & Illawarra Line
The T4 Eastern Suburbs & Illawarra Line is a major Sydney Trains suburban rail line that runs from the city’s eastern suburbs through the southern suburbs to the Illawarra region.
-
E.
T2 Inner West & Leppington Line (Sydney Trains)
The T2 Inner West & Leppington Line is a Sydney Trains suburban rail service that connects the Inner West suburbs with the Leppington area as part of the city's metropolitan passenger network.
- 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_69d827865f608190b311820428ae027b |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de612266248190a8591b646fe30ae6 |
completed | April 14, 2026, 3:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fcdf1d8c448190bd223258b28fecc9 |
completed | May 7, 2026, 6:51 p.m. |
Created at: April 10, 2026, 12:55 a.m.