Nishi-ku, Saitama
E890780
Nishi-ku, Saitama is a ward in the city of Saitama, Japan, known primarily as a residential and suburban area within the Greater Tokyo metropolitan region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nishi-ku, Saitama canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T10760391 — 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: Nishi-ku, Saitama Context triple: [Saitama (city), hasWard, Nishi-ku, Saitama]
-
A.
Minami-ku, Saitama
Minami-ku, Saitama is a southern ward of Saitama City in Japan, known as a primarily residential and commercial area with convenient rail connections to central Tokyo.
-
B.
Ōmiya-ku, Saitama
Ōmiya-ku, Saitama is a major commercial and transportation hub in Saitama City, Japan, known for its busy railway junction, shopping districts, and cultural attractions.
-
C.
Midori-ku, Saitama
Midori-ku, Saitama is a residential ward in the eastern part of Saitama City, Japan, known for its suburban neighborhoods, parks, and access to central Saitama and Tokyo.
-
D.
Chūō-ku, Saitama
Chūō-ku, Saitama is a central administrative ward of Saitama City in Saitama Prefecture, Japan, known for its mix of residential, commercial, and civic facilities.
-
E.
Hanamigawa-ku, Chiba
Hanamigawa-ku, Chiba is one of the administrative wards of Chiba City in Japan, known as a residential and commercial area within the Greater Tokyo metropolitan region.
- 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: Nishi-ku, Saitama Target entity description: Nishi-ku, Saitama is a ward in the city of Saitama, Japan, known primarily as a residential and suburban area within the Greater Tokyo metropolitan region.
-
A.
Minami-ku, Saitama
Minami-ku, Saitama is a southern ward of Saitama City in Japan, known as a primarily residential and commercial area with convenient rail connections to central Tokyo.
-
B.
Ōmiya-ku, Saitama
Ōmiya-ku, Saitama is a major commercial and transportation hub in Saitama City, Japan, known for its busy railway junction, shopping districts, and cultural attractions.
-
C.
Midori-ku, Saitama
Midori-ku, Saitama is a residential ward in the eastern part of Saitama City, Japan, known for its suburban neighborhoods, parks, and access to central Saitama and Tokyo.
-
D.
Chūō-ku, Saitama
Chūō-ku, Saitama is a central administrative ward of Saitama City in Saitama Prefecture, Japan, known for its mix of residential, commercial, and civic facilities.
-
E.
Hanamigawa-ku, Chiba
Hanamigawa-ku, Chiba is one of the administrative wards of Chiba City in Japan, known as a residential and commercial area within the Greater Tokyo metropolitan region.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
administrative district
ⓘ
ward ⓘ |
| adminCenter | Saitama City Nishi Ward Office ⓘ |
| belongsTo |
Saitama City council electoral districts
ⓘ
Saitama Prefecture administrative divisions ⓘ |
| characteristic |
residential area
ⓘ
suburban area ⓘ |
| climate | humid subtropical climate ⓘ |
| country | Japan ⓘ |
| currency | Japanese yen ⓘ |
| drivingSide | left ⓘ |
| governedBy | Mayor of Nishi-ku (ward mayor) ⓘ |
| governmentType | ward-level local government ⓘ |
| hasDemographicType |
commuter population to central Tokyo
ⓘ
family households ⓘ |
| hasEducationFacilityType |
high schools
ⓘ
public elementary schools ⓘ public junior high schools ⓘ |
| hasJurisdiction | local public services ⓘ |
| hasLandUse |
commercial areas
ⓘ
parks and green spaces ⓘ residential zones ⓘ |
| hasPublicFacilityType |
community centers
ⓘ
libraries ⓘ parks ⓘ |
| hasResidentialFunction |
bedroom community for Tokyo
ⓘ
bedroom community for central Saitama City ⓘ |
| hasRoadAccess | prefectural roads of Saitama Prefecture ⓘ |
| hasTransportConnection |
JR Kawagoe Line
NERFINISHED
ⓘ
Omiya Station (nearby major hub) ⓘ
linked to:
Omiya Station
|
| isNeighborOf | other wards of Saitama City ⓘ |
| isSubdivisionOf | Japan municipal system ⓘ |
| lawSystem | Japanese law ⓘ |
| locatedIn |
Kantō region
ⓘ
Saitama City NERFINISHED ⓘ Saitama Prefecture ⓘ |
| locatedNorthOf | Tokyo ⓘ |
| locatedOn | Honshu ⓘ |
| nativeNameLanguage | ja ⓘ |
| officialLanguage | Japanese ⓘ |
| partOf |
Greater Tokyo Area
ⓘ
linked to:
Tokyo metropolitan area
Saitama City wards ⓘ
linked to:
Iwatsuki Ward, Saitama
Tokyo metropolitan area ⓘ |
| postalCodeType | Japanese postal code ⓘ |
| telephoneCallingCodeRegion | Japan +81 ⓘ |
| timeZone | Japan Standard Time ⓘ |
| urbanClassification | suburban of core Tokyo metropolitan area ⓘ |
| UTCOffset | +9 ⓘ |
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: Nishi-ku, Saitama Description of subject: Nishi-ku, Saitama is a ward in the city of Saitama, Japan, known primarily as a residential and suburban area within the Greater Tokyo metropolitan region.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.