Seoul Subway Line 6
E494841
Seoul Subway Line 6 is a rapid transit line in the Seoul Metropolitan Subway system that runs in a semi-circular route through northern and central Seoul, connecting key residential and entertainment districts.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Seoul Subway Line 6 canonical | 19 |
| Seoul Metropolitan Subway Line 6 | 3 |
| Line 6 (Seoul Metropolitan Subway) | 2 |
| Seoul Subway Line 6 Eungam Loop | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4878144 — 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: Seoul Subway Line 6 Context triple: [Itaewon, servedBy, Seoul Subway Line 6]
-
A.
Seoul Subway Line 7
Seoul Subway Line 7 is a major north–south subway line in Seoul’s metropolitan rail network, connecting key residential and commercial districts including Gangnam.
-
B.
Seoul Subway Line 9
Seoul Subway Line 9 is a major east–west rapid transit line in Seoul known for its express services that connect key business districts and residential areas across the city.
-
C.
Seoul Subway Line 5
Seoul Subway Line 5 is a major east–west rapid transit line in Seoul’s subway system that links key districts and facilities, including Gimpo International Airport, across the city.
-
D.
Seoul Subway Line 3
Seoul Subway Line 3 is a major north–south rapid transit line in Seoul’s subway network, connecting key districts including Gangnam with central and northern parts of the city.
-
E.
Seoul Subway Line 2
Seoul Subway Line 2 is a major circular metro line in Seoul’s subway system, known for serving key commercial and business districts across the city.
- 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: Seoul Subway Line 6 Target entity description: Seoul Subway Line 6 is a rapid transit line in the Seoul Metropolitan Subway system that runs in a semi-circular route through northern and central Seoul, connecting key residential and entertainment districts.
-
A.
Seoul Subway Line 7
Seoul Subway Line 7 is a major north–south subway line in Seoul’s metropolitan rail network, connecting key residential and commercial districts including Gangnam.
-
B.
Seoul Subway Line 9
Seoul Subway Line 9 is a major east–west rapid transit line in Seoul known for its express services that connect key business districts and residential areas across the city.
-
C.
Seoul Subway Line 5
Seoul Subway Line 5 is a major east–west rapid transit line in Seoul’s subway system that links key districts and facilities, including Gimpo International Airport, across the city.
-
D.
Seoul Subway Line 3
Seoul Subway Line 3 is a major north–south rapid transit line in Seoul’s subway network, connecting key districts including Gangnam with central and northern parts of the city.
-
E.
Seoul Subway Line 2
Seoul Subway Line 2 is a major circular metro line in Seoul’s subway system, known for serving key commercial and business districts across the city.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Seoul Metropolitan Subway line
ⓘ
rapid transit line ⓘ |
| character | mostly underground ⓘ |
| color | brown ⓘ |
| connectsDistrict |
Dongdaemun District
ⓘ
linked to:
Dongdaemun-gu
Mapo District ⓘ Seongbuk District ⓘ Yongsan District ⓘ
linked to:
Yongsan-gu
|
| country | South Korea ⓘ |
| electrification | 1500 V DC overhead catenary ⓘ |
| hasRollingStock | Seoul Metro 6000 series trains ⓘ |
| hasStation |
Bonghwasan station
ⓘ
linked to:
Bonghwasan Station
Cheonggu station ⓘ
linked to:
Cheonggu Station
Digital Media City station ⓘ
linked to:
Digital Media City Station
Dongmyo station ⓘ Eungam station ⓘ
linked to:
Eungam Station
Gongdeok station ⓘ
linked to:
Gongdeok Station
Hapjeong station ⓘ
linked to:
Hapjeong Station
Itaewon station ⓘ Korea University station ⓘ
linked to:
Korea University Station
Samgakji station ⓘ
linked to:
Samgakji Station
Sangwolgok station ⓘ
linked to:
Sangwolgok Station
Taereung station ⓘ
linked to:
Taereung Station
World Cup Stadium station ⓘ
linked to:
World Cup Stadium Station
Yaksu station ⓘ
linked to:
Yaksu Station
|
| hasTerminus |
Bonghwasan station
ⓘ
linked to:
Bonghwasan Station
Eungam station ⓘ
linked to:
Eungam Station
|
| interchangeWith |
AREX
ⓘ
Seoul Subway Line 2 ⓘ Seoul Subway Line 3 ⓘ Seoul Subway Line 4 ⓘ Seoul Subway Line 5 ⓘ Seoul Subway Line 7 ⓘ |
| lineNumber | 6 ⓘ |
| locatedIn |
Seoul
ⓘ
Seoul Capital Area ⓘ |
| openedInStages | true ⓘ |
| openingDate | 2000 ⓘ |
| operator | Seoul Metro ⓘ |
| partOf |
Seoul Metropolitan Subway Line 5–8 network
ⓘ
linked to:
Seoul Subway Line 5
|
| primaryFunction | urban commuter transport ⓘ |
| routeShape | semi-circular ⓘ |
| servesArea |
central Seoul
ⓘ
entertainment districts of Seoul ⓘ northern Seoul ⓘ residential districts of Seoul ⓘ |
| system | Seoul Metropolitan Subway ⓘ |
| trackGauge | 1435 mm standard gauge ⓘ |
| transitType | heavy rail ⓘ |
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: Seoul Subway Line 6 Description of subject: Seoul Subway Line 6 is a rapid transit line in the Seoul Metropolitan Subway system that runs in a semi-circular route through northern and central Seoul, connecting key residential and entertainment districts.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Seoul Subway Line 6
subject linked to:
Line 1
linked to: Seoul Subway Line 6
subject linked to:
Line 5
linked to: Seoul Subway Line 6
linked to: Seoul Subway Line 6
subject linked to:
AREX rail line
linked to: Seoul Subway Line 6
subject linked to:
Incheon Airport Railroad (AREX)
linked to: Seoul Subway Line 6