Main Western railway line, New South Wales
E1039238
The Main Western railway line in New South Wales is a major rail corridor that runs west from Sydney across the Blue Mountains and into the central and western regions of the state, serving numerous regional towns and freight routes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Main Western railway line, New South Wales canonical | 3 |
| Main Western railway line (New South Wales) | 1 |
| Main Western railway line in New South Wales | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13407365 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Main Western railway line, New South Wales Context triple: [Blayney railway station, category, Main Western railway line, New South Wales]
-
A.
Main Northern railway line, New South Wales
The Main Northern railway line in New South Wales is a major rail corridor that runs from Sydney through the Central Coast and Hunter regions to the New England and northern parts of the state, serving both passenger and freight traffic.
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B.
Western railway line (Queensland)
The Western railway line in Queensland is a major rail route that runs inland from the coastal network to serve the agricultural and pastoral regions of western Queensland.
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C.
New South Wales rail network
The New South Wales rail network is an extensive system of passenger and freight railway lines that connects major cities, regional centres, and rural areas across the Australian state of New South Wales.
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D.
Illawarra railway line
The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
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E.
New South Wales Government Railways broad gauge line
The New South Wales Government Railways broad gauge line was a historical railway route in southeastern Australia that connected the New South Wales network to the Victorian system, facilitating interstate passenger and freight transport.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Main Western railway line, New South Wales Target entity description: The Main Western railway line in New South Wales is a major rail corridor that runs west from Sydney across the Blue Mountains and into the central and western regions of the state, serving numerous regional towns and freight routes.
-
A.
Main Northern railway line, New South Wales
The Main Northern railway line in New South Wales is a major rail corridor that runs from Sydney through the Central Coast and Hunter regions to the New England and northern parts of the state, serving both passenger and freight traffic.
-
B.
Western railway line (Queensland)
The Western railway line in Queensland is a major rail route that runs inland from the coastal network to serve the agricultural and pastoral regions of western Queensland.
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C.
New South Wales rail network
The New South Wales rail network is an extensive system of passenger and freight railway lines that connects major cities, regional centres, and rural areas across the Australian state of New South Wales.
-
D.
Illawarra railway line
The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
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E.
New South Wales Government Railways broad gauge line
The New South Wales Government Railways broad gauge line was a historical railway route in southeastern Australia that connected the New South Wales network to the Victorian system, facilitating interstate passenger and freight transport.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Sydney
NERFINISHED
ⓘ
central western New South Wales ⓘ western New South Wales ⓘ |
| country | Australia ⓘ |
| crosses | Blue Mountains escarpment NERFINISHED ⓘ |
| electrification | electrified between Sydney and Lithgow ⓘ |
| electrificationSystem | 1500 V DC overhead ⓘ |
| gauge | standard gauge ⓘ |
| hasStructure | Zig Zag Railway formation near Lithgow (historical alignment) NERFINISHED ⓘ |
| historicalSignificance | opened western regions of New South Wales to rail transport ⓘ |
| locatedIn | eastern Australia NERFINISHED ⓘ |
| operator |
NSW TrainLink (intercity and regional passenger)
NERFINISHED
ⓘ
Sydney Trains (suburban section) NERFINISHED ⓘ various freight operators ⓘ |
| owner | Transport Asset Holding Entity of New South Wales NERFINISHED ⓘ |
| partOf | New South Wales rail network NERFINISHED ⓘ |
| passesThrough |
Bathurst
NERFINISHED
ⓘ
Blacktown NERFINISHED ⓘ Blayney NERFINISHED ⓘ Blue Mountains NERFINISHED ⓘ Dubbo NERFINISHED ⓘ Emu Plains NERFINISHED ⓘ Katoomba NERFINISHED ⓘ Lithgow NERFINISHED ⓘ Mudgee branch junction at Wallerawang NERFINISHED ⓘ Narromine NERFINISHED ⓘ Orange NERFINISHED ⓘ Parkes NERFINISHED ⓘ Parramatta NERFINISHED ⓘ Penrith NERFINISHED ⓘ Springwood NERFINISHED ⓘ Wellington, New South Wales NERFINISHED ⓘ |
| regionServed |
Blue Mountains region
NERFINISHED
ⓘ
Central West New South Wales NERFINISHED ⓘ Greater Sydney NERFINISHED ⓘ Orana region NERFINISHED ⓘ |
| serviceType |
bulk freight services
ⓘ
intercity rail services ⓘ regional rail services ⓘ suburban rail services (Sydney area) ⓘ |
| startingPoint | Sydney NERFINISHED ⓘ |
| startingStation | Central railway station, Sydney NERFINISHED ⓘ |
| state | New South Wales ⓘ |
| terminus | Bourke (historical) NERFINISHED ⓘ |
| trackConfiguration |
double track (suburban sections)
ⓘ
single track (many country sections) ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Main Western railway line, New South Wales Description of subject: The Main Western railway line in New South Wales is a major rail corridor that runs west from Sydney across the Blue Mountains and into the central and western regions of the state, serving numerous regional towns and freight routes.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Main Western railway line (New South Wales)
this entity surface form:
Main Western railway line in New South Wales