Triple
T14546166
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T9 Northern Line |
E341296
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object |
Sydney Trains electric multiple units
Sydney Trains electric multiple units are the suburban passenger train sets that operate across the electrified rail network in Sydney, Australia.
|
E1111433
|
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: Sydney Trains electric multiple units | Statement: [T9 Northern Line, usesRollingStock, Sydney Trains electric multiple units]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains electric multiple units Context triple: [T9 Northern Line, usesRollingStock, Sydney Trains electric multiple units]
-
A.
Sydney Trains B set (Waratah Series 2) trains
The Sydney Trains B set (Waratah Series 2) trains are modern, air-conditioned suburban electric multiple units operating across the Sydney Trains network, featuring improved passenger comfort, accessibility, and safety systems.
-
B.
Sydney Trains T set (Tangara)
The Sydney Trains T set, commonly known as the Tangara, is a class of double-deck electric multiple unit trains that have operated extensively across the Sydney suburban rail network since the late 1980s.
-
C.
Sydney Trains H set (OSCAR) trains
Sydney Trains H set (OSCAR) trains are a fleet of air-conditioned, double-deck electric multiple units used for suburban and intercity passenger services across the Sydney Trains network.
-
D.
Sydney Trains
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
-
E.
NSW TrainLink XPT
The NSW TrainLink XPT is a long-distance passenger train service in New South Wales, Australia, modeled on the British InterCity 125 and operating key regional and interstate routes.
- 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: Sydney Trains electric multiple units Triple: [T9 Northern Line, usesRollingStock, Sydney Trains electric multiple units]
Generated description
Sydney Trains electric multiple units are the suburban passenger train sets that operate across the electrified rail network in Sydney, Australia.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains electric multiple units Target entity description: Sydney Trains electric multiple units are the suburban passenger train sets that operate across the electrified rail network in Sydney, Australia.
-
A.
Sydney Trains B set (Waratah Series 2) trains
The Sydney Trains B set (Waratah Series 2) trains are modern, air-conditioned suburban electric multiple units operating across the Sydney Trains network, featuring improved passenger comfort, accessibility, and safety systems.
-
B.
Sydney Trains T set (Tangara)
The Sydney Trains T set, commonly known as the Tangara, is a class of double-deck electric multiple unit trains that have operated extensively across the Sydney suburban rail network since the late 1980s.
-
C.
Sydney Trains H set (OSCAR) trains
Sydney Trains H set (OSCAR) trains are a fleet of air-conditioned, double-deck electric multiple units used for suburban and intercity passenger services across the Sydney Trains network.
-
D.
Sydney Trains
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
-
E.
NSW TrainLink XPT
The NSW TrainLink XPT is a long-distance passenger train service in New South Wales, Australia, modeled on the British InterCity 125 and operating key regional and interstate routes.
- 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_69d822db9c8481908213ceb39585f792 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb2ebdf9481909f4d2da1ad31099c |
completed | April 14, 2026, 9:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fdd5c3d1d881909ed7e75aae7b08d9 |
completed | May 8, 2026, 12:23 p.m. |
| NEDg | Description generation | batch_69fdd74cc4048190bae5f75d922c9618 |
completed | May 8, 2026, 12:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fdd7bd20748190b9145ef14ce2759b |
completed | May 8, 2026, 12:31 p.m. |
Created at: April 10, 2026, 1:22 a.m.