Tama Monorail
E193100
Tama Monorail is a straddle-beam monorail line in Tokyo, Japan, providing urban transit service through the Tama area.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Tama Monorail canonical | 6 |
| Tama Toshi Monorail | 4 |
| Tama Monorail system | 2 |
| Tama Monorail (nearby access) | 1 |
| Tama Monorail 1000 series | 1 |
| Tama Monorail Line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1742822 — 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: Tama Monorail Context triple: [Tama, servedBy, Tama Monorail]
-
A.
Tokyo Monorail
Tokyo Monorail is an urban transit line in Tokyo that provides rapid rail service between central Tokyo and Haneda Airport.
-
B.
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.
-
C.
Alweg Monorail
The Alweg Monorail is an elevated monorail system in Seattle that became an iconic symbol of mid-20th-century futuristic transportation design.
-
D.
Okinawa Urban Monorail
Okinawa Urban Monorail is an elevated rail transit system serving the city of Naha and surrounding areas on Japan’s Okinawa Island.
-
E.
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.
- 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: Tama Monorail Target entity description: Tama Monorail is a straddle-beam monorail line in Tokyo, Japan, providing urban transit service through the Tama area.
-
A.
Tokyo Monorail
Tokyo Monorail is an urban transit line in Tokyo that provides rapid rail service between central Tokyo and Haneda Airport.
-
B.
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.
-
C.
Alweg Monorail
The Alweg Monorail is an elevated monorail system in Seattle that became an iconic symbol of mid-20th-century futuristic transportation design.
-
D.
Okinawa Urban Monorail
Okinawa Urban Monorail is an elevated rail transit system serving the city of Naha and surrounding areas on Japan’s Okinawa Island.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
monorail line
ⓘ
public transport system ⓘ straddle-beam monorail ⓘ |
| connectsWith |
JR Chūō Line
ⓘ
linked to:
Chūō Main Line
JR Nambu Line NERFINISHED ⓘ JR Ōme Line NERFINISHED ⓘ Keio Line NERFINISHED ⓘ Keio Sagamihara Line NERFINISHED ⓘ |
| country | Japan ⓘ |
| depot | Tachikawa Depot ⓘ |
| electrification |
750 V DC
ⓘ
third rail ⓘ |
| fareIntegration | integrated with Tokyo-area IC card systems ⓘ |
| fareSystem | distance-based fare ⓘ |
| hasRouteNumber | Monorail Line ⓘ |
| languageOfOfficialName | Japanese ⓘ |
| lineLength | approximately 16.0 km ⓘ |
| locale |
Higashiyamato, Tokyo
ⓘ
Hino, Tokyo ⓘ Tachikawa, Tokyo ⓘ Tama, Tokyo ⓘ
linked to:
Kunitachi, Tokyo
|
| locatedIn |
Tama area
ⓘ
Tokyo ⓘ |
| notableStation |
Tachikawa-Kita Station
NERFINISHED
ⓘ
Tachikawa-Minami Station NERFINISHED ⓘ Tama-Center Station ⓘ |
| numberOfStations | 19 ⓘ |
| numberOfTracks | 2 ⓘ |
| officialName | 多摩都市モノレール線 ⓘ |
| openingDate |
1998-11-27
ⓘ
2000-01-10 ⓘ |
| operator | Tama Toshi Monorail Co., Ltd. ⓘ |
| owner | Tama Toshi Monorail Co., Ltd. ⓘ |
| primaryUse | commuter transport ⓘ |
| region | Kantō region ⓘ |
| regionServed | western Tokyo ⓘ |
| rollingStock | 1000 series monorail trains ⓘ |
| safetySystem |
automatic train control
ⓘ
automatic train operation ⓘ |
| servicePattern | all-stations stopping service ⓘ |
| smartCardSystem |
PASMO
ⓘ
Suica ⓘ |
| structureType | elevated ⓘ |
| terminus |
Kamikitadai Station
NERFINISHED
ⓘ
Tama-Center Station ⓘ |
| trackGauge | straddle-beam concrete guideway ⓘ |
| transportType | urban transit ⓘ |
| website | https://www.tama-monorail.co.jp/ ⓘ |
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: Tama Monorail Description of subject: Tama Monorail is a straddle-beam monorail line in Tokyo, Japan, providing urban transit service through the Tama area.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tama Monorail
linked to: Tama Monorail
subject linked to:
western Tokyo
linked to: Tama Monorail
linked to: Tama Monorail
linked to: Tama Monorail
linked to: Tama Monorail
linked to: Tama Monorail
linked to: Tama Monorail
linked to: Tama Monorail