Kelani Valley Line
E549055
The Kelani Valley Line is a Sri Lankan railway line that runs from Colombo into the interior highlands, serving suburban and rural communities along the Kelani River basin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kelani Valley Line canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5798461 — 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: Kelani Valley Line Context triple: [Colombo Fort railway station, connectsTo, Kelani Valley Line]
-
A.
RTA Waterfront Line
The RTA Waterfront Line is a light rail line in Cleveland, Ohio, that connects downtown with the city's waterfront attractions and nearby neighborhoods.
-
B.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
-
C.
East–West Line
The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
-
D.
Valley Line
The Valley Line is a light rail transit route in Edmonton, Alberta, designed as a low-floor, urban-style line connecting southeastern and western parts of the city.
-
E.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
- 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: Kelani Valley Line Target entity description: The Kelani Valley Line is a Sri Lankan railway line that runs from Colombo into the interior highlands, serving suburban and rural communities along the Kelani River basin.
-
A.
RTA Waterfront Line
The RTA Waterfront Line is a light rail line in Cleveland, Ohio, that connects downtown with the city's waterfront attractions and nearby neighborhoods.
-
B.
Onehunga Line
The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
-
C.
East–West Line
The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
-
D.
Valley Line
The Valley Line is a light rail transit route in Edmonton, Alberta, designed as a low-floor, urban-style line connecting southeastern and western parts of the city.
-
E.
Northeast Line
The Northeast Line, now known as MARTA's Gold Line, is a rapid transit route serving key northeastern suburbs and neighborhoods of Atlanta, Georgia.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| belongsToContinent | Asia NERFINISHED ⓘ |
| connectsRegion |
Colombo District
NERFINISHED
ⓘ
Kegalle District NERFINISHED ⓘ Sabaragamuwa region NERFINISHED ⓘ |
| country | Sri Lanka ⓘ |
| electrification | not electrified ⓘ |
| endingPoint | Avissawella railway station NERFINISHED ⓘ |
| followsRiverBasin | Kelani River NERFINISHED ⓘ |
| gauge |
broad gauge (converted sections)
ⓘ
narrow gauge (historical) ⓘ |
| hasIntermediateStation |
Homagama railway station
NERFINISHED
ⓘ
Kosgama railway station NERFINISHED ⓘ Nugegoda railway station NERFINISHED ⓘ Padukka railway station NERFINISHED ⓘ Waga railway station NERFINISHED ⓘ |
| hasLevelCrossings | yes ⓘ |
| historicalUse |
passenger transport
ⓘ
plantation transport ⓘ |
| languageOfOperations |
English
ⓘ
Sinhala ⓘ Tamil NERFINISHED ⓘ |
| locatedIn | Sri Lanka NERFINISHED ⓘ |
| locatedInCity | Colombo NERFINISHED ⓘ |
| locatedOnIsland | Sri Lanka island NERFINISHED ⓘ |
| openedForTraffic | early 20th century ⓘ |
| operator | Sri Lanka Railways NERFINISHED ⓘ |
| originalPurpose | to serve rubber and tea plantations ⓘ |
| owner | Government of Sri Lanka NERFINISHED ⓘ |
| partOfNetwork | Sri Lanka Railways network NERFINISHED ⓘ |
| primaryCityServed | Colombo NERFINISHED ⓘ |
| regionTypeServed | interior highlands ⓘ |
| safetySystem | manual signalling (traditional) ⓘ |
| serves |
rural communities
ⓘ
suburban communities ⓘ |
| servesArea | Kelani River basin NERFINISHED ⓘ |
| serviceType |
commuter rail
ⓘ
regional rail ⓘ |
| startingPoint | Colombo Fort railway station NERFINISHED ⓘ |
| status | operational ⓘ |
| terminus |
Avissawella railway station
NERFINISHED
ⓘ
Colombo Fort railway station NERFINISHED ⓘ |
| trackConfiguration | single track ⓘ |
| transportMode | rail ⓘ |
| usedFor |
daily commuting to Colombo
ⓘ
goods transport (limited) ⓘ |
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: Kelani Valley Line Description of subject: The Kelani Valley Line is a Sri Lankan railway line that runs from Colombo into the interior highlands, serving suburban and rural communities along the Kelani River basin.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.