Rail Vikas Nigam Limited
E458450
Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rail Vikas Nigam Limited canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4614901 — 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: Rail Vikas Nigam Limited Context triple: [Indian Railways, subsidiary, Rail Vikas Nigam Limited]
-
A.
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.
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B.
Konkan Railway Corporation Limited
Konkan Railway Corporation Limited is an Indian public sector company that builds, maintains, and operates the Konkan Railway line along India’s western coast.
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C.
Ministry of Railways (India)
The Ministry of Railways (India) is the central government ministry responsible for the policy, planning, development, and regulation of Indian Railways, one of the world’s largest rail networks.
-
D.
Gujarat Metro Rail Corporation Limited
Gujarat Metro Rail Corporation Limited is a state-owned company responsible for developing, operating, and maintaining metro rail systems in Gujarat, India.
-
E.
L&T Metro Rail (Hyderabad) Limited
L&T Metro Rail (Hyderabad) Limited is a special purpose vehicle of Larsen & Toubro responsible for developing, operating, and maintaining the Hyderabad Metro rail project under a public-private partnership.
- 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: Rail Vikas Nigam Limited Target entity description: Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
-
A.
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.
-
B.
Konkan Railway Corporation Limited
Konkan Railway Corporation Limited is an Indian public sector company that builds, maintains, and operates the Konkan Railway line along India’s western coast.
-
C.
Ministry of Railways (India)
The Ministry of Railways (India) is the central government ministry responsible for the policy, planning, development, and regulation of Indian Railways, one of the world’s largest rail networks.
-
D.
Gujarat Metro Rail Corporation Limited
Gujarat Metro Rail Corporation Limited is a state-owned company responsible for developing, operating, and maintaining metro rail systems in Gujarat, India.
-
E.
L&T Metro Rail (Hyderabad) Limited
L&T Metro Rail (Hyderabad) Limited is a special purpose vehicle of Larsen & Toubro responsible for developing, operating, and maintaining the Hyderabad Metro rail project under a public-private partnership.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
government-owned company
ⓘ
public sector undertaking ⓘ railway infrastructure company ⓘ |
| abbreviation | RVNL ⓘ |
| alsoKnownAs | RVNL ⓘ |
| businessModel | project execution agency for Indian Railways ⓘ |
| country | India ⓘ |
| countryOfHeadquarters | India ⓘ |
| focusArea |
rail connectivity improvement
ⓘ
railway capacity enhancement ⓘ |
| governedBy | Government of India policies for public sector undertakings ⓘ |
| hasLanguage |
English
ⓘ
Hindi ⓘ |
| headquartersLocation |
New Delhi
ⓘ
linked to:
New Delhi, India
|
| industry |
construction
ⓘ
project management ⓘ railway infrastructure ⓘ |
| infrastructureType | rail infrastructure ⓘ |
| legalForm | public limited company ⓘ |
| mandate | implementation of railway projects sanctioned by Ministry of Railways ⓘ |
| operatesOn |
Indian Railways network
ⓘ
linked to:
Indian Railways
|
| owner | Government of India ⓘ |
| parentOrganization |
Ministry of Railways, Government of India
ⓘ
linked to:
Ministry of Railways (India)
|
| primaryObjective |
capacity augmentation of Indian Railways
ⓘ
fast-tracking rail infrastructure projects ⓘ |
| projectRole | executing agency for railway infrastructure projects ⓘ |
| regionServed | India ⓘ |
| responsibleFor |
capacity enhancement projects on Indian Railways
ⓘ
implementation of rail infrastructure projects ⓘ |
| sector | public sector ⓘ |
| sectorClassification | central public sector enterprise ⓘ |
| service |
project execution
ⓘ
project management consultancy ⓘ turnkey construction of railway projects ⓘ |
| stockExchangeListing |
BSE Limited
ⓘ
National Stock Exchange of India ⓘ |
| supervisingAuthority |
Ministry of Railways, Government of India
ⓘ
linked to:
Ministry of Railways (India)
|
| transportMode | railways ⓘ |
| typeOfProjects |
doubling of railway lines
ⓘ
electrification of railway lines ⓘ gauge conversion projects ⓘ metropolitan transport projects ⓘ new railway lines ⓘ |
| website | https://rvnl.org ⓘ |
| worksForClient | Indian Railways ⓘ |
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: Rail Vikas Nigam Limited Description of subject: Rail Vikas Nigam Limited is an Indian government-owned company responsible for implementing and fast-tracking rail infrastructure and capacity enhancement projects across the Indian Railways network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.