North Central Railway zone
E119673
The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
All labels observed (5)
| Label | Occurrences |
|---|---|
| North Central Railway zone canonical | 49 |
| North Central Railway | 7 |
| North Central Railway network | 1 |
| Prayagraj (for North Central Railway zone) | 1 |
| served by North Central Railway zone | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1029881 — 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: North Central Railway zone Context triple: [Jhansi, hasRailwayZone, North Central Railway zone]
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A.
West Central Railway zone
West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
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B.
Western Railway zone
The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
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C.
Northern Railway zone
The Northern Railway zone is one of the largest and oldest zones of Indian Railways, overseeing extensive rail operations across North India from its headquarters in New Delhi.
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D.
Rajkot railway division
Rajkot railway division is an administrative division of Indian Railways’ Western Railway zone responsible for managing railway operations and infrastructure in and around Rajkot in Gujarat.
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E.
Indian Railways
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
- 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: North Central Railway zone Target entity description: The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
-
A.
West Central Railway zone
West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
-
B.
Western Railway zone
The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
-
C.
Northern Railway zone
The Northern Railway zone is one of the largest and oldest zones of Indian Railways, overseeing extensive rail operations across North India from its headquarters in New Delhi.
-
D.
Rajkot railway division
Rajkot railway division is an administrative division of Indian Railways’ Western Railway zone responsible for managing railway operations and infrastructure in and around Rajkot in Gujarat.
-
E.
Indian Railways
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
- F. None of above. chosen
Statements (48)
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: North Central Railway zone Description of subject: The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
Referenced by (59)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
linked to: North Central Railway zone
New Delhi–Howrah trunk route (via Kanpur–Prayagraj)
→
administratedBy
→
North Central Railway zone
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Tughlakabad electric loco shed (jurisdictional association)
→
railwayZone
→
North Central Railway zone
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Tughlakabad electric loco shed (jurisdictional association)
→
jurisdiction
→
North Central Railway zone
ⓘ
linked to: North Central Railway zone
linked to: North Central Railway zone