Main North Line
E231156
The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Main North Line canonical | 13 |
| Main North Line railway | 5 |
| Main North Line (railway) | 1 |
| Main North Line railway corridor | 1 |
| Main North line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2090073 — 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 North Line Context triple: [Christchurch, New Zealand, railConnection, Main North Line]
-
A.
Main North railway line
The Main North railway line is a major rail corridor in New South Wales, Australia, historically linking Sydney with the Hunter Region and northern parts of the state.
-
B.
Newcastle Line
The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
-
C.
Northern line
The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
-
D.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
E.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
- 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 North Line Target entity description: The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
-
A.
Main North railway line
The Main North railway line is a major rail corridor in New South Wales, Australia, historically linking Sydney with the Hunter Region and northern parts of the state.
-
B.
Newcastle Line
The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
-
C.
Northern line
The Northern line is a major London Underground route running north–south across the city, serving key central and suburban areas.
-
D.
East Coast Main Line
The East Coast Main Line is a major high-speed railway route in the United Kingdom that runs between London and Edinburgh, serving numerous key cities and regions along the east side of the country.
-
E.
Dyre Avenue Line
The Dyre Avenue Line is a New York City Subway line in the Bronx operated by the IRT division, primarily serving the 5 train along a former New York, Westchester and Boston Railway right-of-way.
- F. None of above. chosen
Statements (46)
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 North Line Description of subject: The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Main North Line
linked to: Main North Line
subject linked to:
Cook Strait region (southern North Island and northern South Island)
linked to: Main North Line
linked to: Main North Line
linked to: Main North Line
linked to: Main North Line
linked to: Main North Line
linked to: Main North Line