Line 4 (Beijing Subway)
E332211
Line 4 of the Beijing Subway is a major north–south rapid transit line serving central Beijing, connecting key commercial, residential, and cultural areas and linking with multiple other subway lines.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Line 4 (Beijing Subway) canonical | 25 |
| Beijing Subway Line 4 | 18 |
| Line 4 of the Beijing Subway | 3 |
| Beijing Subway Line 4 stations | 2 |
| southern extension of Line 4 (Beijing Subway) | 1 |
| 北京地铁4号线 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3161655 — 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 4 (Beijing Subway) Context triple: [Line 1 (Beijing Subway), hasInterchangeWith, Line 4 (Beijing Subway)]
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A.
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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B.
Shanghai Metro Line 4
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
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C.
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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D.
Beijing Subway
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
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E.
Line 4–Yellow
Line 4–Yellow is a major driverless metro line in São Paulo’s rapid transit system, connecting key central and western districts with high-capacity, automated service.
- 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 4 (Beijing Subway) Target entity description: Line 4 of the Beijing Subway is a major north–south rapid transit line serving central Beijing, connecting key commercial, residential, and cultural areas and linking with multiple other subway lines.
-
A.
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.
-
B.
Shanghai Metro Line 4
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
-
C.
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.
-
D.
Beijing Subway
The Beijing Subway is one of the world’s largest and busiest rapid transit systems, forming the backbone of public transportation in China’s capital city.
-
E.
Line 4–Yellow
Line 4–Yellow is a major driverless metro line in São Paulo’s rapid transit system, connecting key central and western districts with high-capacity, automated service.
- 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 4 (Beijing Subway) Description of subject: Line 4 of the Beijing Subway is a major north–south rapid transit line serving central Beijing, connecting key commercial, residential, and cultural areas and linking with multiple other subway lines.
Referenced by (50)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line 1
subject linked to:
Line 2
subject linked to:
Line 6
subject linked to:
Line 10
subject linked to:
Line 13
linked to: Line 4 (Beijing Subway)
subject linked to:
Line 7
linked to: Line 4 (Beijing Subway)
subject linked to:
Line 8
subject linked to:
Line 9
subject linked to:
Line 14
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
subject linked to:
Line 1
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
subject linked to:
Beijing Subway Line 14 (via transfer bus links and area connections)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
subject linked to:
Xizhimen area
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)
linked to: Line 4 (Beijing Subway)