Triple
T14268881
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T2 Inner West & Leppington Line |
E353723
|
entity |
| Predicate | usesRailwayLine |
P15040
|
FINISHED |
| Object |
Leppington Line
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
|
E1094961
|
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: Leppington Line | Statement: [T2 Inner West & Leppington Line, usesRailwayLine, Leppington Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leppington Line Context triple: [T2 Inner West & Leppington Line, usesRailwayLine, Leppington Line]
-
A.
Cranleigh Line
The Cranleigh Line was a former railway route in Surrey, England, that connected Guildford to Horsham and served rural communities including the village of Cranleigh before its closure in the 1960s.
-
B.
Tonbridge Line
The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
-
C.
Gainsborough Line
The Gainsborough Line is a rural railway route in Suffolk, England, linking Marks Tey with Sudbury and serving local communities along the Stour Valley.
-
D.
Churnet Valley Line
The Churnet Valley Line is a historic railway route in Staffordshire, England, known for following the scenic Churnet Valley and now partly operating as a heritage railway.
-
E.
Crouch Valley Line
Crouch Valley Line is a rural railway branch line in Essex, England, running between Wickford and Southminster and serving communities along the River Crouch.
- 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: Leppington Line Triple: [T2 Inner West & Leppington Line, usesRailwayLine, Leppington Line]
Generated description
The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Leppington Line Target entity description: The Leppington Line is a suburban railway line in Sydney, Australia, serving the city’s south‑western growth areas and connecting them to the broader metropolitan rail network.
-
A.
Cranleigh Line
The Cranleigh Line was a former railway route in Surrey, England, that connected Guildford to Horsham and served rural communities including the village of Cranleigh before its closure in the 1960s.
-
B.
Tonbridge Line
The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
-
C.
Gainsborough Line
The Gainsborough Line is a rural railway route in Suffolk, England, linking Marks Tey with Sudbury and serving local communities along the Stour Valley.
-
D.
Churnet Valley Line
The Churnet Valley Line is a historic railway route in Staffordshire, England, known for following the scenic Churnet Valley and now partly operating as a heritage railway.
-
E.
Crouch Valley Line
Crouch Valley Line is a rural railway branch line in Essex, England, running between Wickford and Southminster and serving communities along the River Crouch.
- 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_69d8278d25148190abf1a8c8f5f533ad |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de657fe6708190b41de48c43cff647 |
completed | April 14, 2026, 4:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd4c2e7ee081909a70c9d9b32b6ce5 |
completed | May 8, 2026, 2:36 a.m. |
| NEDg | Description generation | batch_69fd4db57db88190920ee7355aff575d |
completed | May 8, 2026, 2:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd4e1923e881909a25505f5aa4f12b |
completed | May 8, 2026, 2:44 a.m. |
Created at: April 10, 2026, 1:10 a.m.