Madurai railway division
E745475
Madurai railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Madurai in the state of Tamil Nadu.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Madurai railway division canonical | 8 |
| Madurai division | 1 |
| Madurai division of Southern Railway zone | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8614801 — 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: Madurai railway division Context triple: [Madurai Junction railway station, division, Madurai railway division]
-
A.
Tiruchirappalli railway division
Tiruchirappalli railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Tiruchirappalli in the Southern Railway zone.
-
B.
Chennai railway division
Chennai railway division is a major administrative division of Indian Railways responsible for operating and managing railway services in and around the Chennai region.
-
C.
Bengaluru railway division
Bengaluru railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Bengaluru.
-
D.
Madurai Junction railway station
Madurai Junction railway station is a major railway hub in Tamil Nadu, India, serving as a key transit point for trains connecting southern cities with the rest of the country.
-
E.
Coimbatore North Junction
Coimbatore North Junction is a railway station in Coimbatore, Tamil Nadu, serving as a secondary rail hub that connects the city to various regional and long-distance routes.
- 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: Madurai railway division Target entity description: Madurai railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Madurai in the state of Tamil Nadu.
-
A.
Tiruchirappalli railway division
Tiruchirappalli railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Tiruchirappalli in the Southern Railway zone.
-
B.
Chennai railway division
Chennai railway division is a major administrative division of Indian Railways responsible for operating and managing railway services in and around the Chennai region.
-
C.
Bengaluru railway division
Bengaluru railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Bengaluru.
-
D.
Madurai Junction railway station
Madurai Junction railway station is a major railway hub in Tamil Nadu, India, serving as a key transit point for trains connecting southern cities with the rest of the country.
-
E.
Coimbatore North Junction
Coimbatore North Junction is a railway station in Coimbatore, Tamil Nadu, serving as a secondary rail hub that connects the city to various regional and long-distance routes.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | railway division ⓘ |
| continent | Asia ⓘ |
| country | India ⓘ |
| hasAdministrativeCenter | Madurai ⓘ |
| hasJurisdictionOver | parts of Tamil Nadu ⓘ |
| hasRole |
maintenance of railway stations
ⓘ
maintenance of railway tracks ⓘ management of railway safety ⓘ management of railway signaling systems ⓘ management of railway timetables ⓘ operation of freight train services ⓘ operation of passenger train services ⓘ |
| headquarters | Madurai Junction railway station ⓘ |
| industry | rail transport ⓘ |
| languageOfWorkOrName |
English
ⓘ
Tamil ⓘ |
| locatedIn | Madurai ⓘ |
| locatedInAdministrativeTerritory | Tamil Nadu ⓘ |
| locatedInTimeZone | Indian Standard Time ⓘ |
| operator | Indian Railways ⓘ |
| ownedBy | Government of India ⓘ |
| parentOrganization | Southern Railway zone ⓘ |
| partOf | Southern Railway zone ⓘ |
| railwayAdministrationType | broad gauge dominated division ⓘ |
| railwayNetwork | Indian Railways network ⓘ |
| railwayZone | Southern Railway zone ⓘ |
| responsibleFor |
railway infrastructure in and around Madurai
ⓘ
railway operations in and around Madurai ⓘ |
| sector | public sector ⓘ |
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: Madurai railway division Description of subject: Madurai railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Madurai in the state of Tamil Nadu.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.