Triple
T16476291
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PTH |
E400194
|
entity |
| Predicate | railHubFor |
P523
|
FINISHED |
| Object |
Thornlie line
The Thornlie line is a suburban passenger railway line in Perth, Western Australia, connecting the Thornlie area to the city’s broader metropolitan rail network.
|
E1219220
|
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: Thornlie line | Statement: [PTH, railHubFor, Thornlie line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thornlie line Context triple: [PTH, railHubFor, Thornlie line]
-
A.
Armadale line
The Armadale line is a suburban passenger railway line in Perth, Western Australia, connecting the city centre with southeastern suburbs including Armadale.
-
B.
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.
-
C.
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.
-
D.
Pakenham line
The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
-
E.
Greenbush Line
The Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s South Station and several South Shore communities.
- 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: Thornlie line Triple: [PTH, railHubFor, Thornlie line]
Generated description
The Thornlie line is a suburban passenger railway line in Perth, Western Australia, connecting the Thornlie area to the city’s broader metropolitan rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Thornlie line Target entity description: The Thornlie line is a suburban passenger railway line in Perth, Western Australia, connecting the Thornlie area to the city’s broader metropolitan rail network.
-
A.
Armadale line
The Armadale line is a suburban passenger railway line in Perth, Western Australia, connecting the city centre with southeastern suburbs including Armadale.
-
B.
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.
-
C.
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.
-
D.
Pakenham line
The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
-
E.
Greenbush Line
The Greenbush Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston’s South Station and several South Shore communities.
- 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_6a00679ecf4c819096e7f698b81fe25a |
completed | May 10, 2026, 11:10 a.m. |
| NEDg | Description generation | batch_6a0068521c0c819093ddd51aa6f25995 |
completed | May 10, 2026, 11:13 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0068ab40d08190b8998c8f97bd34a5 |
completed | May 10, 2026, 11:14 a.m. |
Created at: April 10, 2026, 5:13 a.m.