Nagpur Metro
E105726
Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nagpur Metro canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T890282 — 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: Nagpur Metro Context triple: [Nagpur, hasMetroSystem, Nagpur Metro]
-
A.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
B.
Ahmedabad Metro
Ahmedabad Metro is a rapid transit system serving the city of Ahmedabad and its surrounding areas in the Indian state of Gujarat.
-
C.
Hyderabad Metro
Hyderabad Metro is a rapid transit system serving the city of Hyderabad, India, featuring multiple elevated corridors designed to ease urban traffic congestion and improve public transportation.
-
D.
Chennai Metro
Chennai Metro is a rapid transit system serving the Indian city of Chennai, providing urban rail connectivity across key residential, commercial, and industrial areas.
-
E.
Mumbai Monorail
Mumbai Monorail is an elevated urban rail system in Mumbai, India, designed to supplement the city's existing public transport network and ease congestion.
- 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: Nagpur Metro Target entity description: Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
-
A.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
B.
Ahmedabad Metro
Ahmedabad Metro is a rapid transit system serving the city of Ahmedabad and its surrounding areas in the Indian state of Gujarat.
-
C.
Hyderabad Metro
Hyderabad Metro is a rapid transit system serving the city of Hyderabad, India, featuring multiple elevated corridors designed to ease urban traffic congestion and improve public transportation.
-
D.
Chennai Metro
Chennai Metro is a rapid transit system serving the Indian city of Chennai, providing urban rail connectivity across key residential, commercial, and industrial areas.
-
E.
Mumbai Monorail
Mumbai Monorail is an elevated urban rail system in Mumbai, India, designed to supplement the city's existing public transport network and ease congestion.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
rapid transit system ⓘ |
| abbreviation | NMRCL ⓘ |
| beganConstruction | 2015 ⓘ |
| cityServed | Nagpur ⓘ |
| country | India ⓘ |
| electrification | 25 kV AC overhead catenary ⓘ |
| environmentalGoal |
promote public transport usage
ⓘ
reduce air pollution ⓘ |
| fareCollection | automatic fare collection system ⓘ |
| fareSystem |
contactless smart card
ⓘ
paper tickets ⓘ |
| fundingModel | public private partnership ⓘ |
| futureExpansion | Phase II proposed or under development ⓘ |
| gauge | standard gauge ⓘ |
| hasColorDesignation |
Aqua Line
ⓘ
Orange Line ⓘ |
| hasStructureType |
at grade
ⓘ
elevated ⓘ underground (limited sections planned or proposed) ⓘ |
| headquartersLocation | Nagpur ⓘ |
| line |
Aqua Line
ⓘ
Orange Line ⓘ |
| locatedIn |
Maharashtra
ⓘ
Nagpur ⓘ |
| numberOfLines | 2 ⓘ |
| numberOfStations | over 35 ⓘ |
| operator | Maharashtra Metro Rail Corporation Limited ⓘ |
| owner | Maharashtra Metro Rail Corporation Limited ⓘ |
| partialOpeningDate | 2019 ⓘ |
| planningAuthority |
Government of India
ⓘ
Government of Maharashtra ⓘ |
| primaryMode | elevated metro ⓘ |
| projectPhase | Phase I completed or largely completed ⓘ |
| projectStatus | operational ⓘ |
| projectType | mass rapid transit ⓘ |
| purpose |
improve urban mobility in Nagpur
ⓘ
reduce traffic congestion in Nagpur ⓘ |
| regionServed |
Nagpur
ⓘ
surface form:
Nagpur Metropolitan Area
|
| rollingStockType | electric multiple units ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train protection ⓘ |
| signallingSystem | modern CBTC based signalling (or equivalent advanced signalling) ⓘ |
| stateServed | Maharashtra ⓘ |
| systemLength | approximately 38 kilometers ⓘ |
| trackGauge | 1435 mm ⓘ |
| website | https://www.metrorailnagpur.com/ ⓘ |
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: Nagpur Metro Description of subject: Nagpur Metro is a rapid transit system serving the city of Nagpur in Maharashtra, India, designed to improve urban mobility and reduce traffic congestion.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.