Triple
T3789717
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katoomba |
E89614
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Katoomba railway station
Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
|
E388449
|
NE FINISHED |
How this triple was built (4 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: Katoomba railway station | Statement: [Katoomba, hasRailwayStation, Katoomba railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Katoomba railway station Context triple: [Katoomba, hasRailwayStation, Katoomba railway station]
-
A.
Ourimbah railway station
Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
-
B.
Goulburn railway station
Goulburn railway station is a historic regional train station in Goulburn, New South Wales, Australia, serving as a key stop on the Main Southern railway line.
-
C.
Yass Junction railway station
Yass Junction railway station is a regional railway station in New South Wales, Australia, serving the town of Yass on the Main Southern railway line.
-
D.
Albury railway station
Albury railway station is a historic regional train station in Albury, New South Wales, Australia, serving as a key stop on the Sydney–Melbourne rail corridor.
-
E.
Kiama railway station
Kiama railway station is a regional New South Wales train station serving the coastal town of Kiama on the South Coast, known for its heritage architecture and role as a key stop for commuters and tourists.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Katoomba railway station Triple: [Katoomba, hasRailwayStation, Katoomba railway station]
Generated description
Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Katoomba railway station Target entity description: Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
-
A.
Ourimbah railway station
Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
-
B.
Goulburn railway station
Goulburn railway station is a historic regional train station in Goulburn, New South Wales, Australia, serving as a key stop on the Main Southern railway line.
-
C.
Yass Junction railway station
Yass Junction railway station is a regional railway station in New South Wales, Australia, serving the town of Yass on the Main Southern railway line.
-
D.
Albury railway station
Albury railway station is a historic regional train station in Albury, New South Wales, Australia, serving as a key stop on the Sydney–Melbourne rail corridor.
-
E.
Kiama railway station
Kiama railway station is a regional New South Wales train station serving the coastal town of Kiama on the South Coast, known for its heritage architecture and role as a key stop for commuters and tourists.
- F. None of above. chosen
Provenance (5 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_69aed9597d6881909b6ee3b9de859223 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aee76733248190a24a1143c64bd6c6 |
completed | March 9, 2026, 3:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4f05326dc81909a4523c8f2062c25 |
completed | March 14, 2026, 5:21 a.m. |
| NEDg | Description generation | batch_69b4f173d66881909301bfc45d10b3d1 |
completed | March 14, 2026, 5:26 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4f1ecdd788190aebea36578923fad |
completed | March 14, 2026, 5:28 a.m. |
Created at: March 9, 2026, 3:15 p.m.