Kazan Metro
E947742
Kazan Metro is the rapid transit system serving the city of Kazan, Russia, providing urban rail transportation across several key districts.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Kazan Metro canonical | 2 |
| Kazan Metro central line | 1 |
| Metroelektrotrans Kazan | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10989483 — 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: Kazan Metro Context triple: [81-740/741 Rusich, operator, Kazan Metro]
-
A.
Nizhny Novgorod Metro
The Nizhny Novgorod Metro is a rapid transit system serving the city of Nizhny Novgorod, Russia, providing urban rail transportation across several lines and stations.
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B.
Moscow Metro Koltsevaya Line
The Moscow Metro Koltsevaya Line is a circular metro line encircling central Moscow, known for its deep, ornately decorated stations and key role in connecting many of the city’s radial lines.
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C.
Yekaterinburg Metro
The Yekaterinburg Metro is a small, Soviet-era rapid transit system serving the Russian city of Yekaterinburg with a single line and a handful of underground stations.
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D.
Novosibirsk Metro
Novosibirsk Metro is a rapid transit system in Novosibirsk, Russia, serving as a key component of the city's public transportation network with several lines and stations across the urban area.
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E.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
- 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: Kazan Metro Target entity description: Kazan Metro is the rapid transit system serving the city of Kazan, Russia, providing urban rail transportation across several key districts.
-
A.
Nizhny Novgorod Metro
The Nizhny Novgorod Metro is a rapid transit system serving the city of Nizhny Novgorod, Russia, providing urban rail transportation across several lines and stations.
-
B.
Moscow Metro Koltsevaya Line
The Moscow Metro Koltsevaya Line is a circular metro line encircling central Moscow, known for its deep, ornately decorated stations and key role in connecting many of the city’s radial lines.
-
C.
Yekaterinburg Metro
The Yekaterinburg Metro is a small, Soviet-era rapid transit system serving the Russian city of Yekaterinburg with a single line and a handful of underground stations.
-
D.
Novosibirsk Metro
Novosibirsk Metro is a rapid transit system in Novosibirsk, Russia, serving as a key component of the city's public transportation network with several lines and stations across the urban area.
-
E.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
- F. None of above. chosen
Statements (47)
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: Kazan Metro Description of subject: Kazan Metro is the rapid transit system serving the city of Kazan, Russia, providing urban rail transportation across several key districts.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.