Dredging Corporation of India
E655893
Dredging Corporation of India is a government-owned company that provides dredging and related maritime services to maintain and develop ports, harbors, and waterways across India.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dredging Corporation of India canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7307922 — 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: Dredging Corporation of India Context triple: [Ministry of Ports, Shipping and Waterways, oversees, Dredging Corporation of India]
-
A.
Garden Reach Shipbuilders & Engineers
Garden Reach Shipbuilders & Engineers is an Indian state-owned shipbuilding company based in Kolkata, primarily known for constructing warships and other naval vessels for the Indian Navy and Coast Guard.
-
B.
Goa Shipyard Limited
Goa Shipyard Limited is an Indian state-owned shipbuilding company that designs and builds vessels for the Indian Navy, Coast Guard, and other maritime agencies.
-
C.
Kamarajar Port Limited
Kamarajar Port Limited is a public sector company under the Indian government that owns and operates Kamarajar Port, a major deep-water seaport near Chennai in Tamil Nadu.
-
D.
Sardar Sarovar Narmada Nigam Limited
Sardar Sarovar Narmada Nigam Limited is a government-owned corporation of the state of Gujarat responsible for implementing and operating the Sardar Sarovar Project on the Narmada River, including its large-scale irrigation and water supply systems.
-
E.
Mishra Dhatu Nigam Limited
Mishra Dhatu Nigam Limited is an Indian public sector company specializing in the manufacture of superalloys, special steels, and titanium alloys primarily for strategic sectors such as defence, space, and nuclear energy.
- 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: Dredging Corporation of India Target entity description: Dredging Corporation of India is a government-owned company that provides dredging and related maritime services to maintain and develop ports, harbors, and waterways across India.
-
A.
Garden Reach Shipbuilders & Engineers
Garden Reach Shipbuilders & Engineers is an Indian state-owned shipbuilding company based in Kolkata, primarily known for constructing warships and other naval vessels for the Indian Navy and Coast Guard.
-
B.
Goa Shipyard Limited
Goa Shipyard Limited is an Indian state-owned shipbuilding company that designs and builds vessels for the Indian Navy, Coast Guard, and other maritime agencies.
-
C.
Kamarajar Port Limited
Kamarajar Port Limited is a public sector company under the Indian government that owns and operates Kamarajar Port, a major deep-water seaport near Chennai in Tamil Nadu.
-
D.
Sardar Sarovar Narmada Nigam Limited
Sardar Sarovar Narmada Nigam Limited is a government-owned corporation of the state of Gujarat responsible for implementing and operating the Sardar Sarovar Project on the Narmada River, including its large-scale irrigation and water supply systems.
-
E.
Mishra Dhatu Nigam Limited
Mishra Dhatu Nigam Limited is an Indian public sector company specializing in the manufacture of superalloys, special steels, and titanium alloys primarily for strategic sectors such as defence, space, and nuclear energy.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
dredging company
ⓘ
public sector undertaking ⓘ |
| country | India ⓘ |
| focusArea |
maintenance of draft in ports
ⓘ
navigation channel deepening ⓘ port capacity enhancement ⓘ |
| foundedBy | Government of India ⓘ |
| hasFleetType |
auxiliary vessels
ⓘ
backhoe dredgers ⓘ cutter suction dredgers ⓘ trailing suction hopper dredgers ⓘ |
| headquartersCountry | India ⓘ |
| headquartersLocation |
Visakhapatnam
ⓘ
linked to:
Vizagapatam
|
| industry |
dredging
ⓘ
maritime services ⓘ |
| legalForm | public limited company ⓘ |
| operatesInSector |
coastal shipping
ⓘ
inland waterways ⓘ port infrastructure ⓘ |
| owner | Government of India ⓘ |
| primaryClient |
Indian Navy
ⓘ
Indian shipyards ⓘ major ports in India ⓘ non-major ports in India ⓘ |
| providesServiceFor |
maritime infrastructure projects
ⓘ
port authorities ⓘ |
| purpose |
development of harbours
ⓘ
development of waterways ⓘ maintenance of ports ⓘ |
| regionServed |
Indian coastline
ⓘ
inland waterways of India ⓘ |
| sector | public sector ⓘ |
| service |
beach nourishment
ⓘ
capital dredging ⓘ land reclamation ⓘ maintenance dredging ⓘ maintenance of shipping channels ⓘ port development support ⓘ reclamation of foreshore areas ⓘ |
| sharesListedOn |
Bombay Stock Exchange
ⓘ
National Stock Exchange of India ⓘ |
| typeOfBusiness | government-owned corporation ⓘ |
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: Dredging Corporation of India Description of subject: Dredging Corporation of India is a government-owned company that provides dredging and related maritime services to maintain and develop ports, harbors, and waterways across India.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.