Triple
T11986991
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sydney Metro |
E285303
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Castle Hill station
Castle Hill station is a major underground rapid transit station in Sydney’s north-west, serving the suburb of Castle Hill on the Sydney Metro network.
|
E966331
|
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: Castle Hill station | Statement: [Sydney Metro, hasStation, Castle Hill station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Castle Hill station Context triple: [Sydney Metro, hasStation, Castle Hill station]
-
A.
Waverley Station
Waverley Station is the main railway hub in Edinburgh and one of the busiest and largest train stations in Scotland.
-
B.
Box Hill railway station
Box Hill railway station is a major suburban train station and transport hub in Melbourne, Australia, serving the Belgrave and Lilydale lines beneath the Box Hill Central shopping centre.
-
C.
Elizabeth Quay station
Elizabeth Quay station is a major commuter rail station in central Perth, Western Australia, serving as a key stop on the Mandurah line and an interchange with nearby bus and ferry services.
-
D.
Westfield station
Westfield station is a New Jersey Transit commuter rail stop in Westfield, New Jersey, serving passengers traveling along the Raritan Valley Line.
-
E.
Maitland station
Maitland station is a commuter rail stop in Maitland, Florida, serving passengers on the Orlando-area SunRail system.
- 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: Castle Hill station Triple: [Sydney Metro, hasStation, Castle Hill station]
Generated description
Castle Hill station is a major underground rapid transit station in Sydney’s north-west, serving the suburb of Castle Hill on the Sydney Metro network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Castle Hill station Target entity description: Castle Hill station is a major underground rapid transit station in Sydney’s north-west, serving the suburb of Castle Hill on the Sydney Metro network.
-
A.
Waverley Station
Waverley Station is the main railway hub in Edinburgh and one of the busiest and largest train stations in Scotland.
-
B.
Box Hill railway station
Box Hill railway station is a major suburban train station and transport hub in Melbourne, Australia, serving the Belgrave and Lilydale lines beneath the Box Hill Central shopping centre.
-
C.
Elizabeth Quay station
Elizabeth Quay station is a major commuter rail station in central Perth, Western Australia, serving as a key stop on the Mandurah line and an interchange with nearby bus and ferry services.
-
D.
Westfield station
Westfield station is a New Jersey Transit commuter rail stop in Westfield, New Jersey, serving passengers traveling along the Raritan Valley Line.
-
E.
Maitland station
Maitland station is a commuter rail stop in Maitland, Florida, serving passengers on the Orlando-area SunRail system.
- 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_69d6ab44a77c8190a652f4b27164e4ef |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d903ae28708190a826bad1624343eb |
completed | April 10, 2026, 2:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f63e99d88190b718217005464954 |
completed | May 2, 2026, 1:03 p.m. |
| NEDg | Description generation | batch_69f6017f89d88190b766af7828794d87 |
completed | May 2, 2026, 1:51 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f60232d89881909f254da6deb7f321 |
completed | May 2, 2026, 1:54 p.m. |
Created at: April 8, 2026, 9:46 p.m.