Chandpur Sadar Upazila
E725051
Chandpur Sadar Upazila is an administrative sub-district and the central hub of Chandpur District in Bangladesh, encompassing both urban and rural areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chandpur Sadar Upazila canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8309626 — 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: Chandpur Sadar Upazila Context triple: [Chandpur District, hasUpazila, Chandpur Sadar Upazila]
-
A.
Bhola Sadar Upazila
Bhola Sadar Upazila is an administrative sub-district and the central urban and administrative hub of Bhola District in southern Bangladesh.
-
B.
Subarnachar Upazila
Subarnachar Upazila is an administrative sub-district of Noakhali District in southeastern Bangladesh, located along the coastal and island areas of the Bay of Bengal.
-
C.
Chandpur District
Chandpur District is a riverine administrative region in eastern Bangladesh known for its strategic location at major river confluences and its prominence in fishing and agriculture.
-
D.
Nawabganj Upazila
Nawabganj Upazila is an administrative sub-district in central Bangladesh known for its rural landscape and proximity to the capital, Dhaka.
-
E.
Tazumuddin Upazila
Tazumuddin Upazila is an administrative sub-district in southern coastal Bangladesh, located within Bhola District of the Barisal Division.
- 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: Chandpur Sadar Upazila Target entity description: Chandpur Sadar Upazila is an administrative sub-district and the central hub of Chandpur District in Bangladesh, encompassing both urban and rural areas.
-
A.
Bhola Sadar Upazila
Bhola Sadar Upazila is an administrative sub-district and the central urban and administrative hub of Bhola District in southern Bangladesh.
-
B.
Subarnachar Upazila
Subarnachar Upazila is an administrative sub-district of Noakhali District in southeastern Bangladesh, located along the coastal and island areas of the Bay of Bengal.
-
C.
Chandpur District
Chandpur District is a riverine administrative region in eastern Bangladesh known for its strategic location at major river confluences and its prominence in fishing and agriculture.
-
D.
Nawabganj Upazila
Nawabganj Upazila is an administrative sub-district in central Bangladesh known for its rural landscape and proximity to the capital, Dhaka.
-
E.
Tazumuddin Upazila
Tazumuddin Upazila is an administrative sub-district in southern coastal Bangladesh, located within Bhola District of the Barisal Division.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf | upazila ⓘ |
| administrativeCentre | Chandpur NERFINISHED ⓘ |
| borderedBy | Meghna River estuarine area NERFINISHED ⓘ |
| contains |
Chandpur Municipality
NERFINISHED
ⓘ
rural areas of Chandpur Sadar ⓘ urban areas of Chandpur Sadar ⓘ |
| country |
People's Republic of Bangladesh (from East Pakistan)
ⓘ
surface form:
Bangladesh
|
| countrySubdivision | Bangladesh NERFINISHED ⓘ |
| governedBy | Upazila Parishad NERFINISHED ⓘ |
| hasAdministrativeStatus | Sadar upazila of Chandpur District ⓘ |
| hasAdministrativeUnit | union parishad ⓘ |
| hasCapital | Chandpur NERFINISHED ⓘ |
| hasCentralTown | Chandpur NERFINISHED ⓘ |
| hasFunction |
administrative centre for Chandpur District
ⓘ
local government unit ⓘ |
| hasLocalGovernmentBody | Chandpur Sadar Upazila Parishad NERFINISHED ⓘ |
| hasMunicipality | Chandpur Municipality NERFINISHED ⓘ |
| hasPostalSystem | Bangladesh Post Office NERFINISHED ⓘ |
| hasSettlementType | upazila ⓘ |
| hasTelephoneCodeSystem | Bangladesh telephone numbering plan ⓘ |
| hasTransportConnection |
river transport on Meghna
ⓘ
road network of Chandpur District ⓘ |
| hasUrbanRuralComposition | mixed urban and rural ⓘ |
| languageUsed | Bengali ⓘ |
| locatedIn | Ganges Delta region NERFINISHED ⓘ |
| locatedInAdministrativeTerritorialEntity |
Chandpur District
NERFINISHED
ⓘ
Chandpur city NERFINISHED ⓘ Chattogram Division NERFINISHED ⓘ |
| locatedInContinent | Asia ⓘ |
| locatedInGeographicRegion | south-central Bangladesh ⓘ |
| locatedOnRiver |
Dakatia River
NERFINISHED
ⓘ
Meghna River NERFINISHED ⓘ |
| officialLanguage | Bengali ⓘ |
| partOf |
Bangladesh administrative division system
ⓘ
Chandpur District NERFINISHED ⓘ |
| role | central hub of Chandpur District ⓘ |
| timeZone | Bangladesh Standard Time NERFINISHED ⓘ |
| UTCoffset | +6 ⓘ |
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: Chandpur Sadar Upazila Description of subject: Chandpur Sadar Upazila is an administrative sub-district and the central hub of Chandpur District in Bangladesh, encompassing both urban and rural areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.