Line 1
E66114
Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 1 canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T530955 — 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: Line 1 Context triple: [Beijing Subway, hasLine, Line 1]
-
A.
Line 1
Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
-
B.
Line 2
Line 2 is a major subway line on Toronto's Bloor–Danforth corridor, running primarily east–west across the city.
-
C.
Line 2
Line 2 is a major route of Mexico City’s Metrobús bus rapid transit system, running along key thoroughfares to connect important residential and commercial areas.
-
D.
Line 2
Line 2 is one of the main lines of the Santiago Metro in Chile, running in a generally north–south direction and serving several central and densely populated areas of the city.
-
E.
Line 3
Line 3 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
- 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: Line 1 Target entity description: Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
-
A.
Line 1
Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
-
B.
Line 2
Line 2 is a major subway line on Toronto's Bloor–Danforth corridor, running primarily east–west across the city.
-
C.
Line 2
Line 2 is a major route of Mexico City’s Metrobús bus rapid transit system, running along key thoroughfares to connect important residential and commercial areas.
-
D.
Line 2
Line 2 is one of the main lines of the Santiago Metro in Chile, running in a generally north–south direction and serving several central and densely populated areas of the city.
-
E.
Line 3
Line 3 is a route of Mexico City’s Metrobús bus rapid transit system that serves key corridors with dedicated lanes and high-capacity articulated buses.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Beijing Subway line
ⓘ
rapid transit line ⓘ |
| character | underground ⓘ |
| connects |
eastern Beijing
ⓘ
western Beijing ⓘ |
| country | China ⓘ |
| electrification | third rail ⓘ |
| electrificationVoltage | 750 V DC ⓘ |
| fareCollection |
contactless smart card
ⓘ
single-journey ticket ⓘ |
| farePolicy | distance-based fare ⓘ |
| fareSystem | Beijing Subway unified fare system ⓘ |
| hasInterchangeWith |
Batong Line
ⓘ
Line 10 (Beijing Subway) ⓘ Line 2 (Beijing Subway) ⓘ Line 4 (Beijing Subway) ⓘ Line 5 (Beijing Subway) ⓘ |
| hasRouteOrientation | east–west ⓘ |
| isMajorCorridorFor | daily commuters in Beijing ⓘ |
| isPartOf |
Beijing urban rail transit network
ⓘ
linked to:
Beijing Subway
|
| isUrbanRail | yes ⓘ |
| languageOfSignage |
Chinese
ⓘ
English ⓘ |
| lineColor | red ⓘ |
| locatedIn |
Beijing
ⓘ
China ⓘ |
| locatedInTimeZone | China Standard Time ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1969-10-01 ⓘ |
| operator |
Beijing Mass Transit Railway Operation Corporation Limited
ⓘ
linked to:
Beijing MTR Corporation Limited
|
| owner | Beijing Municipal Government ⓘ |
| passesThrough |
Chang’an Avenue corridor
ⓘ
linked to:
Chang’an Avenue
central business districts of Beijing ⓘ |
| publicTransportType | metro ⓘ |
| railwaySignalling | automatic block signalling ⓘ |
| role | core corridor through central Beijing ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train protection ⓘ |
| serves | central Beijing ⓘ |
| servesFunction |
commuter transport
ⓘ
mass transit ⓘ |
| system | Beijing Subway ⓘ |
| terminusStation |
Pingguoyuan station
ⓘ
Sihui East station ⓘ
linked to:
Sihui station
|
| trackGauge | standard gauge ⓘ |
| transitDirection | east–west ⓘ |
| usesRollingStockType | Type B metro trains ⓘ |
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: Line 1 Description of subject: Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.