Ratmalana
E549463
Ratmalana is a suburban area of Colombo in Sri Lanka, known for its residential neighborhoods and the historic Ratmalana Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ratmalana canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5798364 — 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: Ratmalana Context triple: [Colombo District, contains, Ratmalana]
-
A.
Hambantota
Hambantota is a coastal city in southern Sri Lanka known for its rapid development, including major infrastructure projects like a deep-sea port and international airport.
-
B.
Kalutara
Kalutara is a major coastal town in western Sri Lanka, known for its historic Buddhist temple, scenic beaches, and role as a regional commercial hub.
-
C.
Bentota
Bentota is a popular coastal resort town in southwestern Sri Lanka, known for its beaches, river, and water sports tourism.
-
D.
Bandarawela
Bandarawela is a cool-climate hill town in Sri Lanka known for its tea plantations, scenic mountain landscapes, and colonial-era charm.
-
E.
Hikkaduwa
Hikkaduwa is a coastal town in southern Sri Lanka known for its beaches, coral reefs, and surf culture.
- 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: Ratmalana Target entity description: Ratmalana is a suburban area of Colombo in Sri Lanka, known for its residential neighborhoods and the historic Ratmalana Airport.
-
A.
Hambantota
Hambantota is a coastal city in southern Sri Lanka known for its rapid development, including major infrastructure projects like a deep-sea port and international airport.
-
B.
Kalutara
Kalutara is a major coastal town in western Sri Lanka, known for its historic Buddhist temple, scenic beaches, and role as a regional commercial hub.
-
C.
Bentota
Bentota is a popular coastal resort town in southwestern Sri Lanka, known for its beaches, river, and water sports tourism.
-
D.
Bandarawela
Bandarawela is a cool-climate hill town in Sri Lanka known for its tea plantations, scenic mountain landscapes, and colonial-era charm.
-
E.
Hikkaduwa
Hikkaduwa is a coastal town in southern Sri Lanka known for its beaches, coral reefs, and surf culture.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
populated place
ⓘ
suburb ⓘ |
| administrativeDivision | Dehiwala-Mount Lavinia Municipal Council area NERFINISHED ⓘ |
| airportFormerRole | main international airport of Sri Lanka (historical) ⓘ |
| airportIATACode | RML NERFINISHED ⓘ |
| airportICAOCode | VCCC NERFINISHED ⓘ |
| airportLocatedIn | Ratmalana NERFINISHED ⓘ |
| airportType | domestic airport ⓘ |
| climate | tropical rainforest climate ⓘ |
| country | Sri Lanka ⓘ |
| governingBody | Dehiwala-Mount Lavinia Municipal Council NERFINISHED ⓘ |
| hasAirport | Ratmalana Airport NERFINISHED ⓘ |
| hasEconomicActivity |
retail trade
ⓘ
services sector ⓘ small-scale industries ⓘ |
| hasEducationalInstitution | several schools ⓘ |
| hasFeature |
mixed residential and commercial zones
ⓘ
urban-suburban character ⓘ |
| hasLandUse |
commercial
ⓘ
residential ⓘ |
| hasNearbyWaterBody | Indian Ocean NERFINISHED ⓘ |
| hasNotablePlace | Ratmalana Airport NERFINISHED ⓘ |
| hasReligiousSite |
Buddhist temples
ⓘ
Hindu temples ⓘ churches ⓘ mosques ⓘ |
| hasTransportInfrastructure |
bus routes
ⓘ
railway stations ⓘ |
| knownFor |
Ratmalana Airport
NERFINISHED
ⓘ
residential neighborhoods ⓘ |
| languageUsed |
English
ⓘ
Sinhala NERFINISHED ⓘ Tamil NERFINISHED ⓘ |
| locatedIn |
Colombo District
NERFINISHED
ⓘ
Western Province, Sri Lanka NERFINISHED ⓘ |
| locatedNear |
Colombo city centre
NERFINISHED
ⓘ
Dehiwala-Mount Lavinia NERFINISHED ⓘ Moratuwa NERFINISHED ⓘ |
| locatedOn | south of central Colombo ⓘ |
| partOf | Colombo metropolitan area NERFINISHED ⓘ |
| postalCode | 10390 ⓘ |
| region | southwestern Sri Lanka ⓘ |
| roadConnection | Galle Road (A2 highway) NERFINISHED ⓘ |
| servedBy | Coastal railway line NERFINISHED ⓘ |
| timeZone | Sri Lanka Standard Time NERFINISHED ⓘ |
| UTCOffset | +5:30 ⓘ |
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: Ratmalana Description of subject: Ratmalana is a suburban area of Colombo in Sri Lanka, known for its residential neighborhoods and the historic Ratmalana Airport.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.