Sendai Subway Tōzai Line

E1355202 UNEXPLORED

The Sendai Subway Tōzai Line is an east–west rapid transit line in Sendai, Japan, connecting key districts across the city as part of its urban subway network.

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All labels observed (3)

Label	Occurrences
Sendai Subway Tozai Line	4
Sendai Subway Tōzai Line canonical	4
仙台市地下鉄東西線	1

How this entity was disambiguated

This entity first appeared as the object of triple T11831826 — 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: Sendai Subway Tōzai Line
Context triple: [Sendai Subway, hasLine, Sendai Subway Tōzai Line]

A. Tozai Line
The Tozai Line is a major east–west rapid transit line forming part of the Sapporo Municipal Subway system in Sapporo, Japan.
B. Tozai Line
The Tozai Line is a major Tokyo Metro subway line that runs east–west across Tokyo, connecting central business districts with suburban residential areas.
C. Tokyo Metro Tozai Line
The Tokyo Metro Tozai Line is a major east–west subway line in Tokyo that connects central business districts with residential suburbs and offers through-services onto several private railway lines.
D. Tōzai Line
The Tōzai Line is an east–west rapid transit line forming part of the Kyoto Municipal Subway system in Kyoto, Japan.
E. Seibu Haijima Line
The Seibu Haijima Line is a commuter railway line in the western Tokyo area of Japan, forming part of the Seibu Railway network and connecting suburban communities with major transit hubs.
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: Sendai Subway Tōzai Line
Target entity description: The Sendai Subway Tōzai Line is an east–west rapid transit line in Sendai, Japan, connecting key districts across the city as part of its urban subway network.

A. Tozai Line
The Tozai Line is a major east–west rapid transit line forming part of the Sapporo Municipal Subway system in Sapporo, Japan.
B. Tozai Line
The Tozai Line is a major Tokyo Metro subway line that runs east–west across Tokyo, connecting central business districts with suburban residential areas.
C. Tokyo Metro Tozai Line
The Tokyo Metro Tozai Line is a major east–west subway line in Tokyo that connects central business districts with residential suburbs and offers through-services onto several private railway lines.
D. Tōzai Line
The Tōzai Line is an east–west rapid transit line forming part of the Kyoto Municipal Subway system in Kyoto, Japan.
E. Seibu Haijima Line
The Seibu Haijima Line is a commuter railway line in the western Tokyo area of Japan, forming part of the Seibu Railway network and connecting suburban communities with major transit hubs.
F. None of above. chosen

Referenced by (9)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sendai Subway → hasLine → Sendai Subway Tōzai Line ⓘ

Sendai Subway → openedLine → Sendai Subway Tōzai Line ⓘ

Sendai Station → isStopOn → Sendai Subway Tozai Line ⓘ