Line 2 (Beijing Subway)
E332210
Line 2 of the Beijing Subway is a circular metro line encircling central Beijing, serving major downtown districts and key transfer stations.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Line 2 (Beijing Subway) canonical | 25 |
| Beijing Subway Line 2 | 17 |
| Line 2 at Dongzhimen | 2 |
| Beijing Railway Station (Line 2) | 1 |
| Beijing Subway Line 2 stations | 1 |
| Beijing central ring (Line 2 loop) | 1 |
| Line 2 of the Beijing Subway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3161654 — 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 2 (Beijing Subway) Context triple: [Line 1 (Beijing Subway), hasInterchangeWith, Line 2 (Beijing Subway)]
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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.
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B.
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.
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C.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
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D.
Line 2–Green
Line 2–Green is a major rapid transit line of the São Paulo Metro system, serving key central and eastern districts of São Paulo, Brazil.
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E.
Shenzhen Metro Line 2
Shenzhen Metro Line 2 is a major east–west rapid transit line in Shenzhen’s metro system, connecting key residential, commercial, and high-tech areas including Nanshan District.
- 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 2 (Beijing Subway) Target entity description: Line 2 of the Beijing Subway is a circular metro line encircling central Beijing, serving major downtown districts and key transfer stations.
-
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.
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.
-
C.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
-
D.
Line 2–Green
Line 2–Green is a major rapid transit line of the São Paulo Metro system, serving key central and eastern districts of São Paulo, Brazil.
-
E.
Shenzhen Metro Line 2
Shenzhen Metro Line 2 is a major east–west rapid transit line in Shenzhen’s metro system, connecting key residential, commercial, and high-tech areas including Nanshan District.
- F. None of above. chosen
Statements (49)
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 2 (Beijing Subway) Description of subject: Line 2 of the Beijing Subway is a circular metro line encircling central Beijing, serving major downtown districts and key transfer stations.
Referenced by (48)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 1 (Beijing Subway)
subject surface form:
Line 6 (Beijing Subway)
subject surface form:
Line 6 (Beijing Subway)
subject surface form:
Line 10 (Beijing Subway)
this entity surface form:
Line 2 at Dongzhimen
subject surface form:
Line 4 (Beijing Subway)
subject surface form:
Line 13 (Beijing Subway)
subject surface form:
Line 5 (Beijing Subway)
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Railway Station (Line 2)
subject surface form:
Line 7 (Beijing Subway)
subject surface form:
Line 8 (Beijing Subway)
subject surface form:
Line 14 (Beijing Subway)
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
subject surface form:
Andingmen Station
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
subject surface form:
Line 1 (Beijing Subway)
this entity surface form:
Line 2 at Dongzhimen
Beijing Subway Line 14 (via transfer bus links and area connections)
→
connectsWith
→
Line 2 (Beijing Subway)
ⓘ
subject surface form:
Beijing Subway Line 14
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2 stations
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
subject surface form:
Xizhimen Station
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
subject surface form:
Qianmen Station
this entity surface form:
Line 2 of the Beijing Subway
subject surface form:
Qianmen Station
this entity surface form:
Beijing central ring (Line 2 loop)
subject surface form:
Exit B (Fuxingmen Station)
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2
this entity surface form:
Beijing Subway Line 2