Ratmalana Airport
E387463
Ratmalana Airport is a major domestic and former international airport serving the Colombo area in Sri Lanka.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ratmalana Airport canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T3775085 — 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 Airport Context triple: [Jaffna International Airport, hasDomesticFlightsTo, Ratmalana Airport]
-
A.
Jaffna International Airport
Jaffna International Airport is a regional airport in northern Sri Lanka that serves as a key air gateway connecting the Jaffna Peninsula with other domestic and limited international destinations.
-
B.
Batticaloa Airport
Batticaloa Airport is a domestic airport in eastern Sri Lanka that serves the city of Batticaloa and its surrounding region.
-
C.
Tambolaka Airport
Tambolaka Airport is a regional airport serving the western part of Sumba Island in East Nusa Tenggara, Indonesia, providing domestic connections to major Indonesian cities.
-
D.
Bandaranaike International Airport
Bandaranaike International Airport is the main international gateway to Sri Lanka, located near Colombo and serving as the country’s busiest and largest airport.
-
E.
Trincomalee Airport
Trincomalee Airport is a domestic airport in Trincomalee, Sri Lanka, serving both civilian flights and military operations.
- 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 Airport Target entity description: Ratmalana Airport is a major domestic and former international airport serving the Colombo area in Sri Lanka.
-
A.
Jaffna International Airport
Jaffna International Airport is a regional airport in northern Sri Lanka that serves as a key air gateway connecting the Jaffna Peninsula with other domestic and limited international destinations.
-
B.
Batticaloa Airport
Batticaloa Airport is a domestic airport in eastern Sri Lanka that serves the city of Batticaloa and its surrounding region.
-
C.
Tambolaka Airport
Tambolaka Airport is a regional airport serving the western part of Sumba Island in East Nusa Tenggara, Indonesia, providing domestic connections to major Indonesian cities.
-
D.
Bandaranaike International Airport
Bandaranaike International Airport is the main international gateway to Sri Lanka, located near Colombo and serving as the country’s busiest and largest airport.
-
E.
Trincomalee Airport
Trincomalee Airport is a domestic airport in Trincomalee, Sri Lanka, serving both civilian flights and military operations.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
domestic airport ⓘ |
| cityServed | Colombo ⓘ |
| country | Sri Lanka ⓘ |
| currentRole | domestic airport ⓘ |
| distanceFrom | about 15 km south of central Colombo ⓘ |
| formerlyMainAirportOf | Colombo ⓘ |
| formerRole | international airport ⓘ |
| hasCategory |
Airports in Sri Lanka
ⓘ
Buildings and structures in Colombo District ⓘ |
| hasFunction | reliever airport for Colombo ⓘ |
| hasRunway | Runway 04/22 ⓘ |
| hasTerminal |
domestic terminal
ⓘ
general aviation terminal ⓘ |
| IATAcode | RML ⓘ |
| ICAOcode | VCCC ⓘ |
| locatedIn |
Ratmalana
ⓘ
Western Province, Sri Lanka ⓘ |
| locatedNear | Colombo ⓘ |
| locatedOn | west coast of Sri Lanka ⓘ |
| operator | Airport and Aviation Services (Sri Lanka) Limited ⓘ |
| replacedBy | Bandaranaike International Airport ⓘ |
| runwaySurface | asphalt ⓘ |
| serves | Colombo ⓘ |
| servesRegion |
Colombo metropolitan area
ⓘ
linked to:
Colombo Metropolitan Region
|
| timezone | Sri Lanka Standard Time ⓘ |
| usedBy | Sri Lanka Air Force ⓘ |
| usedFor |
business aviation
ⓘ
domestic passenger flights ⓘ general aviation ⓘ military operations ⓘ |
| UTCoffset | +05:30 ⓘ |
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 Airport Description of subject: Ratmalana Airport is a major domestic and former international airport serving the Colombo area in Sri Lanka.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.