Okinawa Urban Monorail
E93549
Okinawa Urban Monorail is an elevated rail transit system serving the city of Naha and surrounding areas on Japan’s Okinawa Island.
All labels observed (10)
How this entity was disambiguated
This entity first appeared as the object of triple T682850 — 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: Okinawa Urban Monorail Context triple: [Naha, hasTransportationSystem, Okinawa Urban Monorail]
-
A.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
-
B.
Toei Subway
Toei Subway is one of Tokyo's two main subway networks, operated by the Tokyo Metropolitan Bureau of Transportation and serving numerous urban and suburban areas across the city.
-
C.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
D.
Kyoto Municipal Subway
The Kyoto Municipal Subway is an urban rapid transit system serving Kyoto, Japan, providing key north–south and east–west rail connections across the city.
-
E.
Tokyo Metro Fukutoshin Line
The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
- 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: Okinawa Urban Monorail Target entity description: Okinawa Urban Monorail is an elevated rail transit system serving the city of Naha and surrounding areas on Japan’s Okinawa Island.
-
A.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
-
B.
Toei Subway
Toei Subway is one of Tokyo's two main subway networks, operated by the Tokyo Metropolitan Bureau of Transportation and serving numerous urban and suburban areas across the city.
-
C.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
D.
Kyoto Municipal Subway
The Kyoto Municipal Subway is an urban rapid transit system serving Kyoto, Japan, providing key north–south and east–west rail connections across the city.
-
E.
Tokyo Metro Fukutoshin Line
The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
elevated rail transit system
ⓘ
monorail system ⓘ public transit system ⓘ |
| alsoKnownAs | Yui Rail ⓘ |
| connectsTo |
Naha Airport
ⓘ
Shuri area ⓘ Urasoe ⓘ
surface form:
Urasoe city center
central Naha ⓘ |
| country | Japan ⓘ |
| currentTerminus |
Naha Airport Station
ⓘ
Tedako-Uranishi Station ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem | distance-based fare ⓘ |
| hasRollingStock | 2-car trainsets ⓘ |
| hasStation |
Asahibashi Station
ⓘ
Naha Airport Station ⓘ Omoromachi Station ⓘ Shuri Station ⓘ Tedako-Uranishi Station ⓘ |
| hasWebsite | https://www.yui-rail.co.jp/ ⓘ |
| initialTerminus |
Naha Airport Station
ⓘ
Shuri Station ⓘ |
| isOnlyRailSystemIn | Okinawa Prefecture ⓘ |
| isPartOf | public transport in Naha ⓘ |
| lineName |
Okinawa Urban Monorail
self-linksurface differs
ⓘ
surface form:
Okinawa Urban Monorail Line
|
| locatedIn |
Kyushu
ⓘ
surface form:
Kyushu region
Naha ⓘ Okinawa Prefecture ⓘ Ryukyu Islands ⓘ |
| locatedOn | Okinawa Island ⓘ |
| nativeName |
Okinawa Urban Monorail
self-linksurface differs
ⓘ
surface form:
沖縄都市モノレール
|
| nativeNameLanguage | ja ⓘ |
| numberOfLines | 1 ⓘ |
| openingDate | 2003-08-10 ⓘ |
| operator |
Okinawa Urban Monorail
self-linksurface differs
ⓘ
surface form:
Okinawa Urban Monorail, Inc.
|
| owner | Okinawa Prefecture ⓘ |
| platformType |
elevated island platforms
ⓘ
elevated side platforms ⓘ |
| primaryUse | urban passenger transport ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train operation ⓘ |
| serves |
Naha
ⓘ
Urasoe ⓘ |
| serviceStartYear | 2003 ⓘ |
| structureType | elevated ⓘ |
| ticketing |
IC cards
ⓘ
magnetic tickets ⓘ |
| trackGauge | straddle-beam guideway ⓘ |
| transitType | straddle-beam monorail ⓘ |
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: Okinawa Urban Monorail Description of subject: Okinawa Urban Monorail is an elevated rail transit system serving the city of Naha and surrounding areas on Japan’s Okinawa Island.
Referenced by (40)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Okinawa Urban Monorail, Inc.
this entity surface form:
沖縄都市モノレール
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail, Inc.
this entity surface form:
Okinawa Urban Monorail, Inc.
this entity surface form:
Okinawa Urban Monorail network
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail, Inc.
this entity surface form:
Okinawa Urban Monorail trains
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail, Inc.
this entity surface form:
Okinawa Urban Monorail network
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail stations
this entity surface form:
Okinawa Urban Monorail (Yui Rail)
subject surface form:
Naha
this entity surface form:
Okinawa Urban Monorail (Yui Rail)
this entity surface form:
Okinawa Urban Monorail Co., Ltd.
this entity surface form:
沖縄都市モノレール
this entity surface form:
Okinawa Urban Monorail Co., Ltd.
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Line
this entity surface form:
Okinawa Urban Monorail Co., Ltd.
this entity surface form:
Okinawa Urban Monorail network
this entity surface form:
Okinawa Urban Monorail (Yui Rail)