Triple
T16476293
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PTH |
E400194
|
entity |
| Predicate | railHubFor |
P523
|
FINISHED |
| Object |
Fremantle line
The Fremantle line is a suburban passenger railway line in Perth, Western Australia, running between Perth and the port city of Fremantle as part of the Transperth network.
|
E1220700
|
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: Fremantle line | Statement: [PTH, railHubFor, Fremantle line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fremantle line Context triple: [PTH, railHubFor, Fremantle line]
-
A.
Joondalup line
The Joondalup line is a major suburban passenger railway line in Perth, Western Australia, running north from the city centre to serve rapidly growing northern suburbs.
-
B.
Armadale line
The Armadale line is a suburban passenger railway line in Perth, Western Australia, connecting the city centre with southeastern suburbs including Armadale.
-
C.
Hurstbridge line
The Hurstbridge line is a suburban railway line in Melbourne, Australia, running from the central business district out through the northeastern suburbs to the terminus at Hurstbridge.
-
D.
Adelaide Metro Seaford line
The Adelaide Metro Seaford line is a major suburban railway corridor in Adelaide, South Australia, providing frequent electric train services between the city centre and the southern coastal suburb of Seaford.
-
E.
Mernda line
The Mernda line is a suburban railway line in Melbourne, Australia, running from the central business district to the northeastern suburb of Mernda as part of the city’s metropolitan train network.
- 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: Fremantle line Triple: [PTH, railHubFor, Fremantle line]
Generated description
The Fremantle line is a suburban passenger railway line in Perth, Western Australia, running between Perth and the port city of Fremantle as part of the Transperth network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fremantle line Target entity description: The Fremantle line is a suburban passenger railway line in Perth, Western Australia, running between Perth and the port city of Fremantle as part of the Transperth network.
-
A.
Joondalup line
The Joondalup line is a major suburban passenger railway line in Perth, Western Australia, running north from the city centre to serve rapidly growing northern suburbs.
-
B.
Armadale line
The Armadale line is a suburban passenger railway line in Perth, Western Australia, connecting the city centre with southeastern suburbs including Armadale.
-
C.
Hurstbridge line
The Hurstbridge line is a suburban railway line in Melbourne, Australia, running from the central business district out through the northeastern suburbs to the terminus at Hurstbridge.
-
D.
Adelaide Metro Seaford line
The Adelaide Metro Seaford line is a major suburban railway corridor in Adelaide, South Australia, providing frequent electric train services between the city centre and the southern coastal suburb of Seaford.
-
E.
Mernda line
The Mernda line is a suburban railway line in Melbourne, Australia, running from the central business district to the northeastern suburb of Mernda as part of the city’s metropolitan train network.
- 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_69d883813098819084f5409539723b59 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e32dd4f53081908f78b88435c8c719 |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a006ed25bcc819090ccca4705e4e24f |
completed | May 10, 2026, 11:41 a.m. |
| NEDg | Description generation | batch_6a006f9043b8819086143b2ec0cf1657 |
completed | May 10, 2026, 11:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00701fc1848190b3248a70b462eab1 |
completed | May 10, 2026, 11:46 a.m. |
Created at: April 10, 2026, 5:13 a.m.