Changping Line (Beijing Subway)
E381264
The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Changping Line (Beijing Subway) canonical | 6 |
| Beijing Subway Changping Line | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T3161769 — 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: Changping Line (Beijing Subway) Context triple: [Line 6 (Beijing Subway), connectsWith, Changping Line (Beijing Subway)]
-
A.
Yizhuang Line
The Yizhuang Line is a rapid transit line of the Beijing Subway system serving the Yizhuang economic and technological development area in southeastern Beijing.
-
B.
Batong Line (Beijing Subway)
The Batong Line of the Beijing Subway is an eastern suburban rapid transit line that extends the main network into the Tongzhou District, serving as a key commuter corridor for residents traveling to and from central Beijing.
-
C.
Fangshan Line
Fangshan Line is a rapid transit line in the Beijing Subway system serving the southwestern Fangshan District and connecting it with Beijing’s urban core.
-
D.
S1 Line (Beijing Subway)
The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
-
E.
Line 14 (Beijing Subway)
Line 14 of the Beijing Subway is a major urban rail line serving key residential and commercial districts in Beijing as part of the city's extensive metro network.
- 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: Changping Line (Beijing Subway) Target entity description: The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
-
A.
Yizhuang Line
The Yizhuang Line is a rapid transit line of the Beijing Subway system serving the Yizhuang economic and technological development area in southeastern Beijing.
-
B.
Batong Line (Beijing Subway)
The Batong Line of the Beijing Subway is an eastern suburban rapid transit line that extends the main network into the Tongzhou District, serving as a key commuter corridor for residents traveling to and from central Beijing.
-
C.
Fangshan Line
Fangshan Line is a rapid transit line in the Beijing Subway system serving the southwestern Fangshan District and connecting it with Beijing’s urban core.
-
D.
S1 Line (Beijing Subway)
The S1 Line of the Beijing Subway is a medium-low speed maglev rapid transit line serving the western suburbs of Beijing, including areas such as Mentougou District.
-
E.
Line 14 (Beijing Subway)
Line 14 of the Beijing Subway is a major urban rail line serving key residential and commercial districts in Beijing as part of the city's extensive metro network.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Beijing Subway line
ⓘ
rapid transit line ⓘ |
| character |
elevated
ⓘ
underground ⓘ |
| connects |
Beijing Subway
ⓘ
surface form:
Beijing urban rail network
suburban residential areas in northern Beijing ⓘ university zones in northern Beijing ⓘ |
| connectsTo | central Beijing via transfer stations ⓘ |
| country | China ⓘ |
| electrification | third rail ⓘ |
| environmentalBenefit |
reduction of road traffic congestion in northern Beijing
ⓘ
reduction of vehicle emissions in Beijing ⓘ |
| fareCollection | automatic fare collection system ⓘ |
| fareSystem | Beijing Subway unified fare system ⓘ |
| gauge | standard gauge ⓘ |
| hasFeature |
accessibility features for disabled passengers
ⓘ
air-conditioned trains ⓘ electronic passenger information displays ⓘ |
| hasLanguage | Chinese ⓘ |
| hasRollingStock | electric multiple units ⓘ |
| hasSecurity |
CCTV surveillance in stations and trains
ⓘ
security screening at station entrances ⓘ |
| hasServicePattern | all-stations stopping service ⓘ |
| hasSignageLanguage |
Chinese
ⓘ
English ⓘ |
| integration | interchange with other Beijing Subway lines ⓘ |
| isPartOf | public transport in Beijing ⓘ |
| locatedIn | Beijing ⓘ |
| operator | Beijing Mass Transit Railway Operation Corporation Limited ⓘ |
| owner | Beijing Municipal Government ⓘ |
| partOf |
Beijing Subway
ⓘ
surface form:
Beijing urban rail transit network
|
| peakUsage | commuter peak hours ⓘ |
| planningPurpose |
improve access to universities in northern Beijing
ⓘ
support development of Changping District ⓘ |
| primaryFunction | commuter rail transit within Beijing ⓘ |
| safetyFeature |
automatic train operation
ⓘ
automatic train protection ⓘ |
| safetySystem | platform screen doors at most stations ⓘ |
| serves |
Changping District
NERFINISHED
ⓘ
suburban commuters ⓘ university students ⓘ |
| system | Beijing Subway ⓘ |
| ticketInspection | automatic fare gates at station exits ⓘ |
| ticketMedia |
Beijing Yikatong
ⓘ
surface form:
Yikatong stored-value card
single-journey ticket ⓘ |
| transitType | rapid transit ⓘ |
| usesTicketingTechnology | contactless smart card ⓘ |
| zone | northern Beijing ⓘ |
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: Changping Line (Beijing Subway) Description of subject: The Changping Line of the Beijing Subway is a rapid transit line serving Beijing’s northern Changping District, linking suburban residential areas and university zones with the city’s urban rail network.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 6 (Beijing Subway)
subject surface form:
Line 10 (Beijing Subway)
subject surface form:
Line 13 (Beijing Subway)
subject surface form:
Line 8 (Beijing Subway)
this entity surface form:
Beijing Subway Changping Line
this entity surface form:
Beijing Subway Changping Line
this entity surface form:
Beijing Subway Changping Line
this entity surface form:
Beijing Subway Changping Line