Chollima Line
E558539
The Chollima Line is one of the main lines of the Pyongyang Metro in North Korea, known for its deep underground stations and ornate socialist-realist decor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chollima Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5980084 — 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: Chollima Line Context triple: [Pyongyang Metro, hasLine, Chollima Line]
-
A.
Inbi Line
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
-
B.
Gyeongchun Line
The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
-
C.
Donghae Line
The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
-
D.
Chungbuk Line
The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
-
E.
Gyeongbu Line
The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
- 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: Chollima Line Target entity description: The Chollima Line is one of the main lines of the Pyongyang Metro in North Korea, known for its deep underground stations and ornate socialist-realist decor.
-
A.
Inbi Line
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
-
B.
Gyeongchun Line
The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
-
C.
Donghae Line
The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
-
D.
Chungbuk Line
The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
-
E.
Gyeongbu Line
The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
public transport infrastructure ⓘ |
| character | underground ⓘ |
| cityServed | Pyongyang NERFINISHED ⓘ |
| constructionPeriod | early 1970s ⓘ |
| country | North Korea ⓘ |
| decorFeature |
chandeliers
ⓘ
marble finishes ⓘ murals ⓘ |
| decorStyle | socialist realism ⓘ |
| depthCharacteristic | very deep alignment ⓘ |
| electrification | third rail ⓘ |
| fareSystem | flat fare ⓘ |
| gauge | standard gauge ⓘ |
| hasColorDesignation | red line ⓘ |
| hasRollingStockOrigin |
China
NERFINISHED
ⓘ
East Germany NERFINISHED ⓘ |
| hasSecurityPresence | visible staff and guards ⓘ |
| hasStation |
Kaeson Station
NERFINISHED
ⓘ
Puhung Station NERFINISHED ⓘ Pulgunbyol Station NERFINISHED ⓘ Sungni Station NERFINISHED ⓘ Tongil Station NERFINISHED ⓘ Yonggwang Station NERFINISHED ⓘ |
| isFirstLineOf | Pyongyang Metro NERFINISHED ⓘ |
| knownFor |
deep underground stations
ⓘ
ornate socialist-realist decor ⓘ |
| languageOfNativeName | Korean ⓘ |
| locatedIn |
North Korea
NERFINISHED
ⓘ
Pyongyang NERFINISHED ⓘ |
| namedAfter | Chollima movement NERFINISHED ⓘ |
| nativeName | 천리마선 NERFINISHED ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 1973 ⓘ |
| openingDate | 1973-09-06 ⓘ |
| operator | Pyongyang Metro NERFINISHED ⓘ |
| owner | Government of North Korea NERFINISHED ⓘ |
| partOf | Pyongyang Metro NERFINISHED ⓘ |
| primaryUse | urban passenger transport ⓘ |
| propagandaRole | showcase of North Korean achievements ⓘ |
| safetyFunction | can serve as bomb shelter ⓘ |
| symbolizes | rapid socialist construction ⓘ |
| system | Pyongyang Metro NERFINISHED ⓘ |
| terminus |
Puhung Station
NERFINISHED
ⓘ
Pulgunbyol Station NERFINISHED ⓘ |
| touristAccess | partially open to foreign tourists ⓘ |
| transportType | rapid transit ⓘ |
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: Chollima Line Description of subject: The Chollima Line is one of the main lines of the Pyongyang Metro in North Korea, known for its deep underground stations and ornate socialist-realist decor.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.