Oyama Station
E1040078
Oyama Station is a railway station in the Itabashi ward of Tokyo, Japan, serving local commuter traffic on the Tobu Tojo Line.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oyama Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10278841 — 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: Oyama Station Context triple: [Itabashi, Tokyo, hasStation, Oyama Station]
-
A.
Yamashina Station
Yamashina Station is a major railway and subway hub in Kyoto’s Yamashina Ward, serving multiple lines and providing an important transit connection between central Kyoto and surrounding areas.
-
B.
Oimachi Station
Oimachi Station is a major railway hub in Tokyo’s Shinagawa ward, serving multiple train and subway lines and connecting local neighborhoods with central and suburban areas of the city.
-
C.
Shijō Station
Shijō Station is a major underground metro station on the Kyoto Municipal Subway network, serving as a key transit point in central Kyoto near the city’s main commercial district.
-
D.
Yamada Station
Yamada Station is a railway station in Suita, Osaka Prefecture, Japan, serving as a local transit hub on regional rail lines.
-
E.
Ishiyama Station
Ishiyama Station is a railway station in Ōtsu, Shiga Prefecture, Japan, commonly used as the main access point for visitors traveling to the nearby Miho Museum.
- 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: Oyama Station Target entity description: Oyama Station is a railway station in the Itabashi ward of Tokyo, Japan, serving local commuter traffic on the Tobu Tojo Line.
-
A.
Yamashina Station
Yamashina Station is a major railway and subway hub in Kyoto’s Yamashina Ward, serving multiple lines and providing an important transit connection between central Kyoto and surrounding areas.
-
B.
Oimachi Station
Oimachi Station is a major railway hub in Tokyo’s Shinagawa ward, serving multiple train and subway lines and connecting local neighborhoods with central and suburban areas of the city.
-
C.
Shijō Station
Shijō Station is a major underground metro station on the Kyoto Municipal Subway network, serving as a key transit point in central Kyoto near the city’s main commercial district.
-
D.
Yamada Station
Yamada Station is a railway station in Suita, Osaka Prefecture, Japan, serving as a local transit hub on regional rail lines.
-
E.
Ishiyama Station
Ishiyama Station is a railway station in Ōtsu, Shiga Prefecture, Japan, commonly used as the main access point for visitors traveling to the nearby Miho Museum.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail station
ⓘ
railway station ⓘ |
| adjacentStationOnTobuTojoLine |
Kita-Ikebukuro Station
ⓘ
Naka-Itabashi Station ⓘ |
| city | Tokyo ⓘ |
| country | Japan ⓘ |
| electrification | overhead catenary ⓘ |
| fareSystem | IC cards accepted ⓘ |
| hasAccessibilityFeatures |
barrier-free access
ⓘ
elevators ⓘ escalators ⓘ |
| hasStationCode | TJ-04 ⓘ |
| hasTicketGates | yes ⓘ |
| lineType | double-track ⓘ |
| locatedIn |
Itabashi, Tokyo
ⓘ
Japan ⓘ Tokyo ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| numberOfPlatforms | 2 ⓘ |
| numberOfTracks | 4 ⓘ |
| operator | Tobu Railway ⓘ |
| platformType | island platform ⓘ |
| railGauge | 1,067 mm ⓘ |
| railwayCompany | Tobu Railway ⓘ |
| region | Kantō region ⓘ |
| servedByLine | Tobu Tojo Line NERFINISHED ⓘ |
| serves | local commuter traffic ⓘ |
| serviceType | commuter rail ⓘ |
| structureType | elevated ⓘ |
| ward | Itabashi ⓘ |
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: Oyama Station Description of subject: Oyama Station is a railway station in the Itabashi ward of Tokyo, Japan, serving local commuter traffic on the Tobu Tojo Line.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.